A large, thick penis in terms of modifying the phrase "johnson," with "gregory," meaning 'girth' -- named after an extra fat, thick retarded child.
by moses alfredosauce August 1, 2008

by Br0wnsking0d September 20, 2019

by SteveANGER February 15, 2009

Derek, don't take this call for more than it is. It's strictly a johnson call. Just bring your johnson.
by twocrazychicks November 9, 2011

A little black dude who whoops ass despite the opponents size or strength. The real OG in the UFC at the moment and has defended his title more than 7 times.
"Yo Jimmy did you see Alex beat up that guy yesterday"
"Yeah man he was like three times his size"
"Alex fucking Demetrious Johnson'd him"
"Yeah man he was like three times his size"
"Alex fucking Demetrious Johnson'd him"
by insightfulhubba February 25, 2017

A maniac with the mentality of a 15 year old teen who is so gud at the drums that he can bring back the dead.
Demon Child: I wish Grandma wasn’t dead
Ghost Johnson: Hellllllooooooooo
Demon Child: What’s up with this ad about resurrection
Ghost Johnson: I play the Drums soo gud, that I bring back the dead
Demon Child: REALLY!!!
Ghost Johnson: Time to do a drum solo
“Intense Drumming”
Ghost Johnson: Bring back grandma!
Demon Child: It’s actually working!
Demon Child: OH MY GOD SHE DOESNT HAVE ANY SKIN
Ghost Johnson: No refunds
Ghost Johnson: Hellllllooooooooo
Demon Child: What’s up with this ad about resurrection
Ghost Johnson: I play the Drums soo gud, that I bring back the dead
Demon Child: REALLY!!!
Ghost Johnson: Time to do a drum solo
“Intense Drumming”
Ghost Johnson: Bring back grandma!
Demon Child: It’s actually working!
Demon Child: OH MY GOD SHE DOESNT HAVE ANY SKIN
Ghost Johnson: No refunds
by GhostJohnson January 31, 2020

A generic term/nickname for the odourous, slightly distant supply teacher which every school seems to employ from time to time.
by abacab March 13, 2010
