The Brief: Boofing refers to the insertion of drugs into one's anus in order to get high. Boof can also be a slang term for marijuana.
Boofing is done for quicker and stronger effects from drugs or alcohol. Boofing can also refer to anal sex or the insertion of anything into one’s anus. According to Judge Brett Kavanaugh, in his high school yearbook, it was used as a reference to flatulence.
Boof can also be a synonym for wack.