boy

(bound form) male; baron, the lowest of the five ranks of nobility 五等爵位[wu3 deng3 jue2 wei4]

boyfriend

a man; a male

boyfriend

schoolboy; male student; boy; guy (young adult male)

the male sex; a male

male-female; male and female

boy

baron

man (i.e. manly, masculine)

man; gentleman

ex-boyfriend

male lead; male protagonist

erhua form of 男孩[nan2 hai2]

male prostitute; (old) pimp

tomboy

muscular man; muscleman

naked man

men's clothes

boy; male child

(of a marriage) the bridegroom's side; the husband's side

a (real) man; boy; son

tenor (singing voice); a tenor

man-woman connection; intimate relationship

gay guy (coll.)

men's restroom; men's toilet

(coll.) "leftover man" – a man who remains single beyond the typical marrying age

fashionable and good-looking guy (slang)

virgin (male)

(slang) to pander to men

a guy who stays at home all the time, typically spending a lot of time playing online games (derived from Japanese "otaku")

young, unmarried male; young guy

(Tw) heterosexual man; straight man

gay guy

males eligible for military service; draftee; abbr. for 役齡男子|役龄男子

a man who is family-oriented, considerate and protective

(coll.) jerk; scumbag (esp. in romantic relationships)

metrosexual

middle-aged man (often with connotations of confidence, success and attractiveness)

adult male

male lead; male protagonist

male gaze (abbr. for 男性凝視|男性凝视[nan2 xing4 ning2 shi4])

men's singles (in tennis, badminton etc)

men's bathroom (abbr. for 男衛生間|男卫生间)

men's doubles (in tennis, badminton etc)

boy band

(slang) male university student; male college student

(dialect) boy; guy