(euphemistic) To defecate.

To outdo.

(programming) A logic error where a value, typically the number of iterations of a loop, is specified incorrectly, being either 1 less or 1 more than it should be.

(idiomatic) To stop talking; to be quiet.

(chiefly UK, idiomatic) To vigorously promote or defend one's interests, views, etc.

Cleverness and education can be gained only by effort.

Third-person singular simple present indicative form of lose one's balance

present participle of lose one's balance

To become unsteady.

simple past tense and past participle of lose one's balance