A length of thread, line or rope that is doubled over to make an opening. / The opening so formed. / A shape produced by a curve that bends around and crosses itself. / A ring road or beltway.

(transitive) To form something into a loop. / (transitive) To fasten or encircle something with a loop. / (transitive) To fly an aircraft in a loop. / (transitive) To move something in a loop.

simple past tense and past participle of loop

having loops / formed into a loop / (of part of a fingerprint) whorled / (slang) drunk

Informed; up to date; having current knowledge; part of the discussion.

present participle of loop

Something that loops; a looped pattern or action.

The running together of ore into a mass, when the ore is only heated for calcination.

(programming) A section of code in which an instruction or group of instructions is executed a specific number of times depending on the value of a loop counter.

The Chicago Loop; the famous section of downtown Chicago.