definition of
coach

[1] #1 coach n. [manager, handler] (sports) someone in charge of training an athlete or a team. wn

[2] #2 coach v. [train] teach and supervise (someone); act as a trainer or coach (to), as in sports; "He is training our Olympic team"; "She is coaching the crew". wn

[3] #3 coach v. drive a coach. wn

[4] #4 coach n. [private instructor, tutor] a person who gives private instruction (as in singing, acting, etc.). wn

[5] #5 coach n. [passenger car, carriage] a railcar where passengers ride. wn