(slang) To fart.

(informal) To set off or allow to begin.

(idiomatic) To accidentally reveal a secret.

Of or expressing a belief in mutual tolerance.

Used other than figuratively or idiomatically: see let, have, it. / (idiomatic) To attack someone with great force. / (idiomatic) To verbally assail someone.

(idiomatic) To relax and enjoy oneself without restraint. / (idiomatic) To cease to care about one's appearance, allowing oneself to become unkempt, overweight, etc.

(set phrase) Used as a filled pause to indicating thinking or pondering, not inviting hearer to participate.

It is the buyer’s responsibility to ensure the soundness of goods or services prior to his purchase of them.

Don't touch a plant with a cluster of three leaves because it might be poison ivy or poison oak.

(idiomatic) Do not interfere.