from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A sudden action undertaken to surprise an enemy.
from the GNU version of the Collaborative International Dictionary of English
- n. a sudden and unexpected movement or attack.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an attack without warning
French : coup, stroke, blow + de, of + main, hand.(American Heritage® Dictionary of the English Language, Fourth Edition)