ex

1. (colloquial) A former partner or spouse; an ex-girlfriend, ex-boyfriend, ex-wife, or ex-husband.Examples: "My friend has an ex who now lives abroad."; "Her ex is still sending her flowers, even though she has moved on."; ""It's going to be a lovely party!" said Kay. "Nevile and I, and Nevile's Ex, and some Malayan planter who's home on leave.""

1. Ex-, former, previously but no longer.

1. (rail transport, of a train) the place the train originated from or called at prior to the present location.Examples: "When between the station and the junction I was looking to the rear of the train on the near side, thinking it possible that we might receive a signal from the guard to shunt at Swindon junction to allow the 2.27 a.m. fast train ex Derby to pass, but the guard did not give any signal"; "The train was the 12.40 p.m. ex Derby on January 14th, 1914"; "All trains from start of service up to the 13.57 ex Norwich (16.45 ex Nottingham) are 4 cars between Nottingham and Liverpool and all East bound trains are 4 cars from Liverpool Lime Street as far as Nottingham."

1. (Singapore, colloquial) expensive, dearExamples: "It's too ex."

1. (Canada) Clipping of exhibition.