UK prison slang for an inmate who doesn't care if he breaks the rules in prison, he (it's usually a he) won't take drugs tests and gives the screws a hard time and gets a hard time in return.
Conversation on the wing: "See Joe over there, strutting round like he owns the place, he doesn't give a crap."
"Yeh."
"He's a basic-rider."
"Knob."
"Yeh. I want to do my time and get out of this shit-hole."
"Yeh."
"He's a basic-rider."
"Knob."
"Yeh. I want to do my time and get out of this shit-hole."
by dizzy_girl August 22, 2016
Get the basic-ridermug. 
Get the Basicmug. To be on basic is to be a person who at first seems as a basic person, However as you get to know them you realize that they are very much the opposite
(un-basic)
(un-basic)
by Cheese break name punch June 5, 2018
Get the Un-basicmug. 
by detay3000 May 5, 2018
Get the Basicmug. by DEK7 January 19, 2024
Get the Basic White Girlmug. by OhClemmy November 7, 2023
Get the Basic Bitchmug.