From Longman Dictionary of Contemporary Englishlooploop1 /luːp/ ●●○ noun [countable] 1 shape or lineCIRCLE a shape like a curve or a circle made by a line curving back towards itself, or a piece of wire, string etc that has this shapeloop of wire/rope/string etc A loop of wire held the gate shut.belt loop (=a loop of material for holding a belt on trousers etc)2 computerTD a set of operations in a computer program that are continuously repeated3 film/musicAMTTCR a film or music loop contains images or sounds that are continuously repeated4 → be in the loop/be out of the loop5 → knock/throw somebody for a loop6 road/railway British EnglishTTT a road or railway line that leaves the main road or track and then joins it again further on
Examples from the Corpus
loop• The gate was attached to the post by a loop of rusty wire.• The road goes round in a loop and rejoins the main road about 2 kilometres past the town.• belt loops• This seems to be what is happening in the examples above, where the adult is acting as a simple feedback loop.• He performed a laborious loop, the signal for Kimberley and Killion to join him.• The new decoder uses an amplitude locked loop in combination with a phase locked loop to achieve this breakthrough.• It was a kind of loop and roll that dodged the pursuing aircraft and brought you up behind it.• The descending limb of the loop of Henle is water-permeable but relatively solute-impermeable.• Picture the belt down across his chest with the sun glinting on the bullets that filled most of the loops.• D1771 comes off the loop with a local trip freight in 1965.• Pull the end of the string through the loop and tighten.loop of wire/rope/string etc• The diagram represents two people each with a loop of rope tied round their wrists and linked together.• The second is never to leave on the floor a closed loop of wire or string.• Drop the loop of string over the pins, draw it taut to form a triangle with a pencil point.looploop2 verb 1 [intransitive, transitive]DT to make a loop or make something into a looploop something over/around etc something He looped the rope over the post.2 [intransitive]TURN to move in a circular direction that forms the shape of a loop The ball looped over the goalkeeper into the back of the net.3 → loop the loop4 (also loop in) [transitive] informal to give someone the latest news or information about a situationloop on Keep me looped in on any further developments.→ See Verb tableExamples from the Corpus
loop• A man in the next car was looping a tie around his neck.• White-bead chains that held dosimeters, radiation-sensing devices resembling large telephone pagers, were looped around their necks.• The seven kites dipped and looped as one.• Then he starts to loop his hair into an elastic band first thing every morning.• A knotted skein of nylon straps was looped round his chest.• Cecilia could see that the man with the bear held it by a chain looped round its neck.• It was tricky work, which Trondur directed, to loop the belts around the raft and then pull them tight.• The space probe looped toward Jupiter.Loop, thethe LoopLoop, the the central business area of Chicago. The name comes from an elevated railway that forms a large circle or loop around the area.From Longman Business Dictionarylooploop /luːp/ noun [countable]1in the loop informal if a person is in the loop, he or she is one of the group of people who receive information about important subjects or who are involved in making important decisions2COMPUTING a set of commands in a computer program that are intended to be repeated again and againOrigin loop1 (1300-1400) Perhaps from Scottish Gaelic lub “loop, bend” 