look up any word, like darude - sandstorm:
 
1.
Words and phrases that have to be said with a British accent.
"Man, that's Proper Hardcore!"
"Dude, that's a Britishism, you need to say it with a british accent."
by ThePurpleMage March 30, 2009
 
2.
1) Uselessly adding silent letters to words to make them look more classier, despite that it's been out of style since the 18th century. Also, a British equivalent of an American made word.

2) A British invention that required American integrity to become effective.
1) Progamme, armour, colour, tonne, lift, ect.

2) Machine guns, automobiles, computers, ect.
by Anonymous September 06, 2003