From Longman Dictionary of Contemporary Englishtrooptroop1 /truːp/ ●●● W2 noun 1 → troops2 → troop movement/withdrawal etc3 [countable]PMA a group of soldiers, especially on horses or in tanks the troop commander4 [countable]GROUP OF PEOPLE a group of people or animals that do something together a troop of monkeys a Scout troop → troupeCOLLOCATIONSADJECTIVES/NOUN + troops American/French/UN etc troopsThis operation was undertaken by British troops.foreign troopsHe demanded that all foreign troops be withdrawn from the region.government troopsThe state radio reported serious clashes between government troops and guerrillas.peacekeeping troopsHe ruled out sending UN peacekeeping troops into the republic.ground troopsThe advancing ground troops were provided with substantial air support.combat troopsHeavily-armed combat troops were deployed on the streets of the capital yesterday.enemy troopsHis platoon was captured by enemy troops.elite/crack troops (=the best, most skilled or most experienced troops)The general's headquarters is guarded by crack troops.verbswithdraw troopsMauritania had declared its neutrality and withdrawn its troops.send in troopsJohnson wanted to win the war without sending in American ground troops.deploy troops (=send them to a place where they could do something)Should more troops be deployed?troops are stationed525,000 American troops were stationed in the country.troops marchBritish troops marched north to attack the German forces.troops advance (=move forward in order to attack a place)Government troops advanced on the rebel stronghold.
Examples from the Corpus
troop• The United States has 37,000 troops based in the southern half of the divided peninsula.• Zaïrean exiles also expressed fears that Mobutu would be tempted to use force against the opposition now that foreign troops had been withdrawn.• To reflect their extraordinary skill they have a higher weapon skill than most troops.• One such regulation prohibited a body of troops on the march from occupying the whole street.• Shells from our gunboats on the James came hoarsely spluttering over the heads of our troops.• The day he shook off their protection they instigated a guerrilla uprising backed by their own troops.• We saw some troops coming and we ran away.trooptroop2 verb [intransitive always + adverb/preposition] informal GOif a group of people troop somewhere, they walk there together in a way that shows they are tired or boredtroop off/along/out etc After rehearsals, we’d all troop off to the cafeteria.→ See Verb tableExamples from the Corpus
troop• And so the miscreants trooped back home to Bean Street, perhaps to bandage the wounds of their neighbourly dispute.• Then there was a movement of feet, and the shadowy spectres trooped out into the night.troop off/along/out etc• We trooped along and he more than likely brought his mate John Grey along with him.• He did have to pull the troops out, announcing as he did so that the operation had been a great success.• I saw him doing a side shuffle to the main entrance as we all trooped along here.• They all trooped out, mumbling and muttering, except Benedicta.• We trooped off round the back of the church and up into a small raised garden where there were indeed some benches.• But brightness was in short supply as his players trooped off to a crescendo of boos.• He sent a division of troops out to quell the disorders, and they killed or deported some six thousand peasants.• We put on our gym shoes and trooped out to the gym in silence.Origin troop1 (1500-1600) French → TROUPE 