London (UK) slang for face. If you want to sound 'gangsta' then try and pronounce it with an exaggerated pretend Jamaican accent, like Booooaht
Gwendolen: Shut up, Algernon, you little waste man. Everyone knows your mum did it with the postman down the back of the Savoy!
Algernon: You want a clap across the boat?
Algernon: You want a clap across the boat?
by bignose June 18, 2007
by definitely not mr. cee June 13, 2010
by Kieran Mc July 12, 2005
A term associated with a clapped 'fresh' person from one country of another. Often the stereotype of a race, appearing as though they need to be deported asap.
John:"Look at Fatima she's so cute and fresh" Lola: "She's defo boated, get her to follow you on twitter I bet she has one eyebrow in her twitcon"
by lensO November 22, 2011
by Cat-Satan November 10, 2010
"Tony Blair - What a BOAT!!"
by Neon Kampf March 19, 2009