a word that can be used in place of another word in any situation making the conversation hilarious knowing it means a semiboner.
person 1: Hey after quince practice, lets go to CHUB-IN-THE-BOX.
person 2: Nah nah nah, why not MC'CHUB? LOL lol rofl lmao lmfao baha huhahah hehe.
person 2: Nah nah nah, why not MC'CHUB? LOL lol rofl lmao lmfao baha huhahah hehe.
by polar chub December 30, 2009

by BenyB January 17, 2008

by Akatsuki October 21, 2006

by "Pancakes" Primrose October 27, 2007

by Alberto R. June 27, 2007

by Loserx December 01, 2009

When a guy is turned on, but not quite ready to grab a couch pillow to awkwardly conceal his arousal- an erection that is safe for public consumption- i.e. not pitching a tent, but beginning to feel aroused.
When that girl with that fine ass bent over right in front of me to adjust the spoke nipples on her Fuji bicycle, I chubbed up a bit.
by Spinning Assassin April 16, 2010
