YEF

1. to blaze; to toke; to smodaweed
2. Youth Expression Forum (this is a common occurrence after the actions listed in definition #1)

etymology: serendipitous misspelling of the word "YEE", as in "YEEEE, son!"

side effects: love for your homies, running through your blood vessels

(adj.)- YEF'd, YEF'n, YEFAF (YEF'd As Fuck!)

H: Finna Yef?
J: Fsho my niggy, aint no schwag in the bag--
H: Let's smoke that cali weed!