1. user(n = noun.person) - a person who makes use of a thing; someone who uses or employs something;
is a kind of individual, mortal, person, somebody, someone, soul
has particulars: consumer, end user, usufructuary, utiliser, utilizer, wearer
Derived form verb use1
2. user(n = noun.person) exploiter - a person who uses something or someone selfishly or unethically;
is a kind of selfish person
Derived form verb use4
3. user(n = noun.person) drug user, substance abuser - a person who takes drugs;
is a kind of individual, mortal, person, somebody, someone, soul
has particulars: addict, head, tripper
Derived form verb use2
1. One who uses. Shak. [1913 Webster]
2. Enjoyment of property; use. Mozley & W. [1913 Webster]
user, n.
1 a person who uses (esp. a particular commodity or service, or a computer).
2 colloq. a drug addict.
3 Law the continued use or enjoyment of a right etc.
Idiom:
right of user Law
1 a right to use.
2 a presumptive right arising from the user. user-friendly esp. Computing (of a machine or system) designed to be easy to use.
computer user, drug user, end user, graphical user interface, power user, snuff user, tobacco user, user interface