Top definition
A woman that fights or grapples (especially a practitioner of Brazilian Jiu-Jitsu) that is known for being very fast and vicious.
She's a really sweet girl until we get in the octagon - then she becomes a piranha!
by JennySea August 05, 2011
Get the mug
Get a Piranha mug for your guy Sarah.
noun: Any wrestling or grappling technique (esp from Brazilian Jiu-Jitsu) that presses a body part or the ground against your mouth - sometimes yielding imprints of your teeth on the inside of your lips/gums or teeth marks on your opponents arms/legs.
No piranha moves today - I forgot my mouth guard!
by Yet another victim July 14, 2011
Get the mug
Get a Piranha mug for your brother Vivek.
A voracious, predatory, highly competitive, ruthless, alpha male/female.
Often misspelt Pirhana
From the 'Apprentice'. One contestant observing the fish swimming at the London Aquarium, mused to a finalist'They're piranhas? But they look so friendly' You haven't seen their teeth' the finalist replies wearily. After 12 weeks in pursuit of the coveted job,he was covered in the nasty bite marks of his fellow contestants.
by Henley June 14, 2007
Get the mug
Get a piranha mug for your Facebook friend Günter.
adj: A determined, sneaky and fast opponent that is very hard to get rid of once they acquire their target.
That guy's a piranha if you have to fight him - he'll beat you down no matter how long it takes.
by Bill Just Bill July 03, 2011
Get the mug
Get a Piranha mug for your mate Abdul.
A Brazilian depreciating word that means bitch, whore, harlot... Whatever It's just a bitch trying to get your man. Keep your eyes on her ¬.¬
Aquela piranha tá tentando roubar o meu homem.
(That bitch it's trying to get my man)
by B_B_P June 27, 2015
Get the mug
Get a Piranha mug for your brother-in-law Jerry.
1.s. f., Ictiol., Brasil,
teleósteo water fish cutting tooth candy, characterized for an extreme voracity and that it can constitute a real danger in the rivers and lakes where lives, therefore demonstrates great predilecção for animals that bleed;

Brasilian black bird of Amazon;

woman of libertine habits.
(3) --> Her girl is a piranha!
by aamap August 27, 2006
Get the mug
Get a piranha mug for your dog Zora.