Definition of: scud

(skud) v.i. scud·ded, scud·ding
1. To move, run, or fly swiftly.
2. Naut. To run rapidly before the wind; especially, to run before a gale with little or no sail set.
—noun
1. The act of scudding or moving swiftly.
2. Light clouds driven rapidly before the wind; a misty rain.
3. Brit. Slang A swift runner.
4. Scot. A slap with the open hand.
5. plural Scot. Foaming beer or ale. [Prob. <Scand. (cf. Norw. skudda push);? infl. in meaning by scut, in earlier sense of “a hare”]