The following should only be used with close friends, if ever. Also remember that it is more common for men to use these expressions than women.

可以的话，下面这些只能对最最亲密的朋友说。记住一般男性比女性更常使用这些表达。

Shit

Example: Man, where's the can, I need to go shit.

例子：喂，厕所在哪，我要去拉屎。

Dump

Example: He went to take a dump.

例子：他去拉屎了。

Shitter

Example: I've gotta [got to] use your shitter.

例子：我要用下你马桶。

Piss

Example: We drank a lot of beer and now we all have to piss.

例子：我们酒喝多了，现在要去小便。

Pisser

Example: Mind if I use your pisser?

例子：不介意我用下你厕所吧?

Piss oneself (same as pee oneself, but cruder)尿裤子(和pee oneself一样，但更粗俗一点)