1. BLAM, in short, means "To delete off the face of the earth."
This term is commonly used on "Newgrounds.com" and various other sites.
It has known to be used out of context, in everyday conversations as well.
2. To humiliate or own.
1. OMG LOLOL THAT FLASH WUZ TEH SUX0r!!! LETZ BLAM IT!!! *Votes 0*
2. *Fat kid gets knocked to the ground* OOH!!! BLAMMED!!!