The act of eating Clam Chowder or any seafood dish, then throwing it up on someone's chest. This can be related to a Cosby Sweater but using seafood instead of cereal.
Luke: Did you see Brandon throw up his seafood salad all over that waitress last night?
James: Yeah. He totally gave her a fisherman's jacket.
James: Yeah. He totally gave her a fisherman's jacket.
by Mrs Gray September 11, 2011