(literally) In water so deep that one cannot stand and may be at risk of drowning. / (figuratively, idiomatic) In a situation which one is poorly prepared or unprepared to handle.

Used other than figuratively or idiomatically: see wash, one's, hands. / (idiomatic, euphemistic) To go to the toilet.

(idiomatic, impolite) To stop talking; to be quiet.

(idiomatic, impolite) To stop talking; to be quiet.

(figuratively) An addiction, especially to narcotic drugs. / (figuratively) A state of persistent distress or worry or the cause of such a state.

A musician who plays several musical instruments at once. / (idiomatic, by extension) An organisation or business that is effectively run by only one person.

(idiomatic) To depart. / say goodbye

(slang) To fart.

(idiomatic) To drink alcoholic beverages, especially at a public house or bar.

(slang) A drug addiction. / (slang) Withdrawal symptoms.