coach UK /kəʊtʃ/US /koʊt͡ʃ/noun 7verb 5adverb 1forms 3phrases 2 noun7 •a person whose job is to train people, such as a team or a player, and help them do better •(UK, Australia) A long-distance, or privately hired, bus. •(US) The part of a commercial passenger airplane or train reserved for those paying the lower standard fares; the economy section.We couldn't afford the good tickets, so we spent the flight crammed in coach. •(US) The lower-fare service whose passengers sit in this part of the airplane or train; economy class. •A wheeled vehicle, generally pulled by a horse.I have a coach waiting. During intermission, would you consent to accompany me for a cooling ride around the city? — 1989 •(UK, Australia) A passenger car, either drawn by a locomotive or part of a multiple unit. •The forward part of the cabin space under the poop deck of a sailing ship; the fore-cabin under the quarter deck.The commanders all came on board and the council sat in the coach. — 1660 verb5 •To train. •To instruct; to train.She has coached many opera stars. •To travel in a coach (sometimes coach it).Affecting genteel fashions, coaching it to all quarters — 1653 •To study under a tutor. •To convey in a coach.The needy poet sticks to all he meets, Coached, carted, trod upon, now loose, now fast. And carried off in some dog's tail at last — 1728 adverb1 •(US) Via the part of a commercial passenger airplane or train reserved for those paying the lower standard fares; via the economy section.John flew coach to Vienna, but first-class back home. formscoached · coaching · coaches Phrases with coach coach upTo coach; to instruct. roach coachA catering or food truck.