Actions of subtraction or subtracting exercises.

(intransitive) To be cautious, careful or prudent. / (intransitive) To mind, or be in charge of something.

To assume control, to gain power over someone or something.

(when leaving) good-bye (literally, take care of yourself)

(idiomatic, transitive) To surprise or shock; to discomfit. / (nautical, usually passive) Of a ship: to catch it with the sails aback suddenly.

(idiomatic) To decline to comment, especially on grounds that it might be incriminating.

(idiomatic) To act on one's own authority, without asking for permission. / (idiomatic) To behave disrespectfully, especially to make unwanted sexual advances.

(idiomatic) To risk doing something; to try something risky.

(idiomatic) To act on one's own authority, without asking for permission.

(idiomatic, vulgar, colloquial) To defecate. / (idiomatic, vulgar, colloquial, UK) To fail or malfunction.