Flics

French slang for cops

“The fucking flics got me on marijuana possession”

Va niquer ta mère

French slang. Literally means “go fuck your mom”. If you ever say this to someone, expect to get punched at best and stabbed at worst.
Also spelled “va niker ta mere”

Also the title of a fucking awesome song by Poésie Zéro

« Va niquer ta mère, enfoiré ! »

“Go fuck your mother, you fucking asshole!”