Phelpsin
to take unflattering and embarrassing photos of drunk/high friends and post on facebook
Dude! Stop taking pictures in the bar. I don't want you to Phelpsin me.
Phelpsin' It
Specifically, to hit the bong. However, can be used as a general term to describe any type of weed smokin.
Dude is was totally phelpsin' it last night when my parents were out of town