gentleman

1 a man of high birth or social position <many of the signers of the Declaration of Independence were gentlemen who were risking everything> Synonyms grandee, lord, milord, nobleman, peer Related Words country gentleman, squire; cavalier, chevalier, knight; don, hidalgo, nabob, nawab, seigneur, seignior, sheikh (or sheik); baron, baronet, count, duke, earl, esquire, marchese, margrave, marquess (or marquis), master, prince, princelet, princeling, raja, viscount; lordship, sire [archaic] Near Antonyms boor, churl, cottar (or cotter), fellah, peasant, peon; commoner, pleb, plebeian; proletarian; toiler

2 an adult male human being <ladies and gentlemen, please take your seats> Synonyms bastard, bloke [chiefly British], buck, cat, chap [chiefly British], chappie [British], dude, fella, fellow, galoot [slang], gent, man, guy, hombre, jack, joe, joker, lad, maleRelated Words master, mister, sir; buddy, buster

3 an honorable and courteous man <was such a gentleman that he offered to call a cab for me> Synonyms cavalierRelated Words Galahad, knight, prince; beau, Beau Brummell, blade, blood, buck, dandy, dude, fop, gallant, jay, petit-maître; captivator, charmer, ladies' man (also lady's man), smoothy (or smoothie); aristocrat, patrician, swell, toff [chiefly British]