Definitions by tatertot8180

cockroach 

In a game of Risk, to sneak a single army unit into an underprotected corner of an opponent's continent, preventing him/her from collecting extra armies on their next turn.

Player A has all of Asia and is hoping to collect 7 additional armies on his next turn. But then Player B captures Siam, effectively cockroaching Player A.

cockroach by tatertot8180 May 15, 2008