A person who is slow in the head. Someone that doesn't comprehend well that acts remedial/mentally retarded.
"Little Johnny elevator doesn't go all the way to the top, he's a little slow in the head, yea he's a real Radio!"
2003 Film with Cuba Gooding Jr. as Radio
2003 Film with Cuba Gooding Jr. as Radio
by MTCWBM January 25, 2022