means love. like replace the word love in a conversation with 'bum'.
can also use words like
bumming (we're in bumming at the moment) bummer (he's a bummer)
can also use words like
bumming (we're in bumming at the moment) bummer (he's a bummer)
eg, 'i bum that guy so much'
by mellie bum December 28, 2005
Get the bummug. Did u ever hear of that bum who has a 91 in bio class? Yea that’s crazy whata bum, aka Mikayla renzi
by The kidb12281228 October 13, 2018
Get the Bummug. 
by Ryan is a bum August 9, 2019
Get the Bummug. 