a man who is at least 7 years younger than the person he is dating and or engaging in a relationship.
by 1brazilnut January 13, 2008

Example 1: When all else failed, the partners turned to mancubation to have a child.
Example 2: Sean loves Bob Schneider so much he would mancubate his babies.
Example 2: Sean loves Bob Schneider so much he would mancubate his babies.
by Megapedia March 27, 2010

Dude 1: Did you see that guy walking by with a chick on each arm?!
Dude 2: Schnap, that guy is such a mancube...
Dude 2: Schnap, that guy is such a mancube...
by Spoon9090 July 01, 2011

Young black male, very ashy in appearance. Constantly in mind set Black. Looks weak and helpless like a baby seal being attacked by a shark. Attached to the pocket of Christopher Carlson.
Synonyms include: weak bitch, Boycalf
Synonyms include: weak bitch, Boycalf
by Millhaus December 09, 2008

Hey did you see that fat guy kick the shit out of that muscle bounded guy?
Yeah man, he must be a mancub.
Yeah man, he must be a mancub.
by keahi52 February 17, 2009
