Chou \Chou\, n.; pl. {Choux}. [F., fr. L. caulis stalk.] 1. A cabbage. [Webster 1913 Suppl.] 2. A kind of light pastry, usually in the form of a small round cake, and with a filling, as of jelly or cream. [Webster 1913 Suppl.] 3. A bunch, knot, or rosette of ribbon or other material, used as an ornament in women's dress. [Webster 1913 Suppl.]