Definition from Wiktionary, the free dictionary
small; tiny; few; young
|simp. and trad.
|Literally: “little third person (sense 1)”.|
- (neologism, colloquial) other woman; someone romantically involved with a person already in a committed relationship; a mistress
- (Hong Kong) third year in primary school
- 第三者 (dì-sānzhě) (literally, "the third party")
- 正室 (zhèngshì)