To commiserate, or express pity or sympathy, between bros. Most commonly used to refer to the period after a breakup.
-"Is Jeff alright?"
-"He's taking it pretty hard, but I went over to bromiserate over a few drinks last night. I think it helped."
two guys commiserating, a cousin to Bromance
Tyler bromiserated with Cyrus after Cyrus stood up his fiancee due to his drunken state and she summarily dumped him.