肛交

gāngjiāo
anal intercourse

CEDICT

to have anal sex

Wiktionary

肛门进行性行为

維基詞典

Examples

跟我男友肛交后,我们一般需要把自己洗乾淨。

After having anal sex with my boyfriend, we usually need to have a good wash.

Source: Tatoeba

Entry Composition