Definition of "cockroach" [cock•roach]

• Any of numerous oval, flat-bodied insects of the family Blattidae, including several species that are common household pests. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• ""You have the balloon effect for shifting coca production, what I call the cockroach effect for how the cartels jump from one region to the next, and then there's the whack-a-mole policy to try to deal with all of it," says Bruce Bagley, a political scientist at the University of Miami and an expert on the global drug trade."
• "So I guess if a cockroach is seen leaving the White House with a suitcase, the Obama's would be blamed for bringing them there – AND, would be blamed for them moving out!!!"
• "First off, most basic sources will just try to give you some fluffy answer about how to tell a boy cockroach from a girl cockroach, which doesn't have anything to do with penises (or lack thereof) at all."