Astoundingly versatile, meaningless yet utterly meaningful word/sound. Can be used in any circumstance as a replacement for any word one can't find or remember, or merely as noise. Pla. Also the Welsh word for Plague, which adds humorous meaning to the word.

The sound made when firing imaginary bullets from an imaginary gun during an imaginary drive-by shooting. Often when saying this the speaker will extend his thumb and index finger, tilt it towards his 'target' and simulate shooting at them.

The word you use when you are too drunk to communicate and you want to make fun of your roommate with the big growth on her nose.

A group (large or small) of players.

A fraternity of playas

Bunch of guys who play girls.

(Abbreviation stands for Players League Association. Large and small groups of guys usually claim to be in PLA if they are all playing a lot of girls at once. Is modeled after the NBA ."

Pla is short for plasma. This term is used to call someone with a big forehead.

Short for plastics; term used to describe a sterotype of females those who portay any number of the following characteristics; acting like a typical dumb-blone, talking like a cliche cheerleader, worrying about makeup, going shopping on a regular basis, spending time with other girls of such nature, priding themselves on beauty and nothing else, etc.
See the film 'Mean Girls' for a better definition of 'Plastics'

Plas is stands for someone who seems like they have a fake personality plastered on. They’re usually the nice looking person with a shitty personality that’s clearly trying to fit in.