Pail

[Sarah]

A vessel of wood or tin, etc., usually cylindrical and having abail, -- used esp. for carrying liquids, as water or milk, etc.; abucket. It may, or may not, have a cover. Shak.

[Cami]

Anal passage

[Becky]

An object that would be a bukkit but for one or more defects in form: for example, lack of a handle, inability to hold water, or the inclusion of a lid where said object is not designed to hold perishable duz. A pail is also known as an unbukkit.

[Luis Fok]

Female genitalia, pussy, box

-Originally derived from box, specifically lunch box then lunch pail then just...pail.

[Agnes]

A bucket.