get (one's) rocks off on (something)

get (one's) rocks off on (something)

vulgar slang To be or become particularly excited by or enthusiastic about something, especially in, or likened to, a sexual manner. There are a lot of trolls who get their rocks off on insulting or annoying other users. It's pretty creepy that some people get their rocks off on stuff like this.
See also: get, off, on, rock
Farlex Dictionary of Idioms.
See also:
  • shine through
  • brick by brick
  • grind to a halt
  • grind to a halt, to
  • grind to a halt/standstill
  • as though
  • a Monday morning quarterback
  • the bloom is off the rose
  • the bloom is off
  • spit (out) the dummy