1.  spend(v = verb.stative) pass - pass time in a specific way; "how are you spending your summer vacation?"
Sample sentences: They spend a long time

2.  spend(v = verb.possession) drop, expend - pay out; "spend money"
is one way to pay
Derived forms noun spender₃, noun spending₁
Sample sentences: They spend money on their grandchild; They spend the money

3.  spend(v = verb.possession) - spend completely; "I spend my pocket money in two days"
is one way to consume, deplete, eat, eat up, exhaust, run through, use up, wipe out
Derived forms noun spender₂, noun spending₁
Sample sentences: They spend the money

1.  To weigh or lay out; to dispose of; to part with; as, to spend money for clothing. [1913 Webster]
"Spend thou that in the town." [1913 Webster]
"Wherefore do ye spend money for that which is not bread?" [1913 Webster]

2.  To bestow; to employ; -- often with on or upon. [1913 Webster]
"I . . . am never loath
To spend my judgment." [1913 Webster]

3.  To consume; to waste; to squander; to exhaust; as, to spend an estate in gaming or other vices. [1913 Webster]

4.  To pass, as time; to suffer to pass away; as, to spend a day idly; to spend winter abroad. [1913 Webster]
"We spend our years as a tale that is told." [1913 Webster]

5.  To exhaust of force or strength; to waste; to wear away; as, the violence of the waves was spent. [1913 Webster]
"Their bodies spent with long labor and thirst." [1913 Webster]

1.  To expend money or any other possession; to consume, use, waste, or part with, anything; as, he who gets easily spends freely. [1913 Webster]
"He spends as a person who knows that he must come to a reckoning." [1913 Webster]

2.  To waste or wear away; to be consumed; to lose force or strength; to vanish; as, energy spends in the using of it. [1913 Webster]
"The sound spendeth and is dissipated in the open air." [1913 Webster]

3.  To be diffused; to spread. [1913 Webster]
"The vines that they use for wine are so often cut, that their sap spendeth into the grapes." [1913 Webster]

4.  To break ground; to continue working. [1913 Webster]

spend, v.tr. (past and past part. spent)
1 (usu. foll. by on) a (also absol.) pay out (money) in making a purchase etc. (spent {pound}5 on a new pen). b pay out (money) for a particular person's benefit or for the improvement of a thing (had to spend {pound}200 on the car).
2 a use or consume (time or energy) (shall spend no more effort; how do you spend your Sundays?). b (also refl.) use up; exhaust; wear out (their ammunition was all spent; his anger was soon spent; spent herself campaigning for justice).
3 tr. (as spent adj.) having lost its original force or strength; exhausted (the storm is spent; spent bullets).

Idiom:
spending money pocket money. spend a penny Brit. colloq. urinate or defecate (from the coin-operated locks of public lavatories).

Derivative:
spendable adj. spender n.

Etymology:
OE spendan f. L expendere (see EXPEND): in ME perh. also f. obs. dispend f. OF despendre expend f. L dispendere: see DISPENSE

VB  spend, expend, use, consume, swallow up, exhaust, impoverish, spill, drain, empty, disperse, cast away, fool away, muddle away, throw away, fling away, fritter away, burn the candle at both ends, waste, squander, waste its sweetness on the desert air, cast one's bread upon the waters, cast pearls before swine, employ a steam engine to crack a nut, waste powder and shot, break a butterfly on a wheel, labor in vain, cut blocks with a razor, pour water into a sieve, leak, run to waste, ebb, melt away, run dry, dry up.

VB  deliver, hand, pass, put into the hands of, hand over, make over, deliver over, pass over, turn over, assign dower, present, give away, dispense, dispose of, give out, deal out, dole out, mete out, fork out, squeeze out, pay, render, impart, communicate, concede, cede, yield, part with, shed, cast, spend, give, bestow, confer, grant, accord, award, assign, intrust, consign, vest in, make a present, allow, contribute, subscribe, furnish its quota, invest, endow, settle upon, bequeath, leave, devise, furnish, supply, help, administer to, afford, spare, accommodate with, indulge with, favor with, shower down upon, lavish, pour on, thrust upon, tip, bribe, tickle the palm, grease the palm, offer, sacrifice, immolate.

VB  buy, purchase, invest in, procure, rent, repurchase, buy in, keep in one's pay, bribe, suborn, pay, spend, make a purchase, complete a purchase, buy over the counter, shop, market, go shopping.

VB  expend, spend, run through, get through, pay, disburse, ante, ante up, pony up, open the purse strings, loose the purse strings, untie the purse strings, lay out, shell out, fork out, fork over, bleed, make up a sum, invest, sink money, run up debts, run up bills (debt), fee, pay one's way, subscribe, subsidize.

VB  give exit, give vent to, let out, give out, pour out, squeeze out, send out, dispatch, despatch, exhale, excern, excrete, embogue, secrete, secern, extravasate, shed, void, evacuation, emit, open the sluices, open the floodgates, turn on the tap, extrude, detrude, effuse, spend, expend, pour forth, squirt, spirt, spurt, spill, slop, perspire, breathe, blow, tap, draw off, bale out, lade out, let blood, broach, eject, reject, expel, discard, cut, send to coventry, boycott, chasser, banish, bounce, fire, fire out, throw, throw out, throw up, throw off, throw away, throw aside, push, throw out, throw off, throw away, throw aside, shovel out, shovel away, sweep out, sweep away, brush off, brush away, whisk off, whisk away, turn off, turn away, send off, send away, discharge, send adrift, turn adrift, cast adrift, turn out, bundle out, throw overboard, give the sack to, send packing, send about one's business, send to the right about, strike off the roll, turn out neck and heels, turn out head and shoulders, turn out neck and crop, pack off, send away with a flea in the ear, send to Jericho, bow out, show the door to, turn out of doors, turn out of house and home, evict, oust, unhouse, unkennel, dislodge, unpeople, dispeople, depopulate, relegate, deport, empty, drain to the dregs, sweep off, clear off, clear out, clear away, suck, draw off, clean out, make a clean sweep of, clear decks, purge, embowel, disbowel, disembowel, eviscerate, gut, unearth, root out, root up, averuncate, weed out, get out, eliminate, get rid of, do away with, shake off, exenterate, vomit, throw up, regurgitate, spew, puke, keck, retch, heave, upchuck, chuck up, barf, belch out, cast up, bring up, be sick, get sick, worship the porcelain god, disgorge, expectorate, clear the throat, hawk, spit, sputter, splutter, slobber, drivel, slaver, slabber, eructate, drool, unpack, unlade, unload, unship, offload, break bulk, dump, be let out, spew forth, erupt, ooze.

spend a penny