(golf) A hole that is completed by sinking the ball in a single shot or attempt, with one hit. / (by extension, idiomatic) Any rare, wonderful, or remarkable accomplishment.

A short joke, especially one of a single sentence. / A short remark intended as a sound bite. / (computing) A command or small program consisting of a single line of input.

(idiomatic) Drunk; in the act of consuming alcohol liberally.

(biblical) The Devil; Satan; Lucifer.

(set phrase) At some unspecified time in the future. / At some unspecified time in the past. / Used other than figuratively or idiomatically: see one, day.

The cardinal number immediately following forty and preceding forty-two.

The cardinal number immediately following seventy and preceding seventy-two.

The very beginning. / (US, slang) A close, longtime friend, one who has been around since the beginning.

At the very beginning; when something is entirely new.

Of or pertaining to a specific time in the past. / Occurring or used in a single instance and then never again.