Top definition
a person who games (or plays games) excessively, to the point of ignoring professional and social responsibilities or who becomes plain annoying.
"Renzo, stop playing Mafia Wars. You're such a play baby."
by sayewhat March 25, 2010
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
2
a person who is always playing practical jokes or likes to entertain a group of people by doing extremely random things.
Brendon and Joe could tell Brian was in a very playbaby mood due to the fact that he began to prank call people and throw wet mariscos at unsuspecting people
by DDonkey January 03, 2006
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
3
A person with a jones for competition of any and all types.
My ex husband is the biggest playbaby I've even known.
by Patti Rose March 02, 2006
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug