(biochemistry) A coenzyme, formed from pantothenic acid and adenosine triphosphate, that is necessary for fatty acid synthesis and metabolism.

(idiomatic, imperative) To keep something secret.

With stronger or greater reason; as a corollary implied by a stronger claim.

You can show someone how to do something, but you can't make them do it.

(figuratively, idiomatic, often with the verb go) In a risky, precarious, daring, or uncompromising position, especially one outside of the mainstream; vulnerable.

(baseball) Used other than figuratively or idiomatically: To pitch a curve ball. / (figuratively) To surprise; to introduce something unexpected or requiring a quick reaction or correction.

(originally) To fall headlong from a horse. / (Britain, idiomatic) To suffer some accident or misfortune; to fail.

(simile) Very nervous.

Alternative form of tête-à-tête

(simile, Australia, colloquial, informal) To leave in haste.