An ugly member of one's "stable" of hoes. Usually, the sea biscuit can fuck pretty well but isn't very nice to look at.
Person A: Where you goin dawg? Gonna bang yo shawty?

Person B: Nah kid. She's on the rag. I'm off to tag this sea biscuit.
by penumbra July 14, 2006
Get the sea biscuit mug.
the act of releasing stool into a body of water and leaving it there to float
" Dude, it's way too far to the bathroom. i just dropped a sea biscuit right here. You might want to get out of here."
by akripke February 23, 2008
Get the sea biscuit mug.
A device used to zip across the water while being toed by a boat. A watersport device used to body-surf behind a ski-boat. A surfing like device - usually round and flared upwards at the edges - used to skim across the water at high speeds behind a ski-boat.
Max: "Do you want to do some skiing today?"
Scott: "Nah, lets get the sea biscuit out and get crazy on that glassy water!"
by psiscott2000 April 12, 2006
Get the sea biscuit mug.
the act of releasing stool into a body of water and leaving it there to float
" Dude, it's way too far to the bathroom. i just dropped a sea biscuit right here. You might want to get out of here."
by akripke February 23, 2008
Get the sea biscuit mug.
When a swimmer's goggles fall off in a race, and they have to swim with their goggles in their mouth.
Poor Sara got a sea biscuit when she was swimming the 100 fly.
by DivineArtist May 15, 2017
Get the Sea Biscuit mug.
When a group of salor go diveing and find 2 hobnobs then jizz in between them to make a sort of custard cream, is a delecasy among seamen.
Jimmy: Have you got any of those special Sea-biscuits
Bob: Yes fresh this afternoon.
by Azzmation November 4, 2006
Get the Sea-biscuit mug.
A sea-biscuit was when sailors in the early 1700's would find dead rats on the boats they sailed in, came in their chests and boiled them in the soup.
Unbeknownst to Katie she gobbled down a thick sea-biscuit.
by Travass~ November 14, 2006
Get the sea-biscuit mug.