1 definition by Zammo1971

what you say to someone whos just embarrased themselves in public, often accompanied by opening your hand in their face, then closing it as you draw your hand away, like a shell closing. we was saying this in manley park school in manchester in 1980 ;)
ahh, you just got told off by mrs Peng, SHELL!
by Zammo1971 August 26, 2011
Get the shell mug.