1. Adjective describing someone who is Not Funny. This person usually thinks he is funny though, volunteering his jokes and creating an awkward "Why oh why did you feel you had to volunteer this?" atmosphere in the group. This person would be considered lame.
2. Onew Condition
Person A: *picks up object* "What is this?"
Person B: *picks up identical object* "It's this!"
Person A: ...
Person B: *cracks up but slows to a stop at lack of response*
Person A: ...Lame.