Origin of choom
Examples from the Web for choom
The Choom Gang was a bunch of jockey stoner kids and Barack Obama, who then went by “Barry,” was their natural leader.
They also reelected President Obama, he of the infamous “Choom Gang.”
Barry ultimately left the Choom Gang for Occidental College and then, in his junior year, transferred to Columbia in New York.David Maraniss’s Biography Spills on Obama’s Pot-Smoking & More|Matthew DeLuca, Caitlin Dickson|May 25, 2012|DAILY BEAST
"Wasting good bud smoke was not tolerated," explained one member of the Choom Gang.
There was a little nurse, mostly on night duty, who was dubbed "Choom," for she came from Yorkshire and had a rich brogue."Over There" with the Australians|R. Hugh Knyvett