a really annoying person. tends to mooch off his friends, has a crackwhore girlfriend, and tends to say,"That's cool.", "Cool Story, Bro.","xD" after everything. They also think they're hilarious and that they are top shit.
When one is being an absolute dickchode and can no longer fit the profile because they are being so rude or cocky this word can also be used to discribe a hoe or someone who likes to munch on dicks
Stacy is such a cockmunch, did you hear what she did with all the cocks at the party?