Top definition
exclamation used to signify that the opposing force or team is an utter failure in regards to anything and everything. a put down stating that they are inferior to you because you pwned them at something.
Yea, in chemistry class we got the answer right, the class can't defend.

I stole your french fries, you can't defend!
by Bauer Power October 26, 2005
Get the mug
Get a can't defend mug for your Facebook friend José.