1.  equerry(n = noun.person) - an official charged with the care of the horses of princes or nobles;
is a kind of functionary, official

2.  equerry(n = noun.person) - a personal attendant of the British royal family;
is a kind of attendant, attender, tender

1.  A large stable or lodge for horses. Johnson. [1913 Webster]

2.  An officer of princes or nobles, charged with the care of their horses. [1913 Webster]
" In England equerries are officers of the royal household in the department of the Master of the Horse." [1913 Webster]

equerry, n. (pl. -ies)
1 an officer of the British royal household attending members of the royal family.
2 hist. an officer of a prince's or noble's household having charge over the horses.

Etymology:
earlier esquiry f. OF esquierie company of squires, prince's stables, f. OF esquier ESQUIRE: perh. assoc. with L equus horse

N  servant, subject, liegeman, servant, retainer, follower, henchman, servitor, domestic, menial, help, lady help, employe, attache, official, retinue, suite, cortege, staff, court, attendant, squire, usher, page, donzel, footboy, train bearer, cup bearer, waiter, lapster, butler, livery servant, lackey, footman, flunky, flunkey, valet, valet de chambre, equerry, groom, jockey, hostler, ostler, tiger, orderly, messenger, cad, gillie, herdsman, swineherd, barkeeper, bartender, bell boy, boots, boy, counterjumper, khansamah, khansaman, khitmutgar, yardman, bailiff, castellan, seneschal, chamberlain, major-domo, groom of the chambers, secretary, under secretary, assistant secretary, clerk, subsidiary, agent, subaltern, underling, understrapper, man, maid, maidservant, handmaid, confidente, lady's maid, abigail, soubrette, amah, biddy, nurse, bonne, ayah, nursemaid, nursery maid, house maid, parlor maid, waiting maid, chamber maid, kitchen maid, scullery maid, femme de chambre, femme fille, camarista, chef de cuisine, cordon bleu, cook, scullion, Cinderella, potwalloper, maid of all work, servant of all work, laundress, bedmaker, journeyman, charwoman, bearer, chokra, gyp (Cambridge), hamal, scout (Oxford), serf, vassal, slave, negro, helot, bondsman, bondswoman, bondslave, ame damnee, odalisque, ryot, adscriptus gleboe, villian, villein, beadsman, bedesman, sizar, pensioner, pensionary, client, dependant, dependent, hanger on, satellite, parasite, led captain, protege, ward, hireling, mercenary, puppet, tool, creature, badge of slavery, bonds, in the train of, in one's pay, in one's employ, at one's call, in bonds.