(pronounced as: Grr and Rim put together) It means ugly or an ugly person. It can be used as a Noun or Adjective.
Mom these clothes are grim.
OMG look at that grim!
18👍 24👎
Mom can you please buy cute catch for my sweet 16?
Dude I can't believe your mom let you pull up in a catch at a party.
24👍 29👎