when a girl lays on her back, and the guy inserts his dick into her anal, and sticks his fngers in her vagina. thus it being a two in one hole kind of deal.
An adjective used to describe someone or something as being the very worst, or the shittiest of what is being described. In reference to the terms "subby" and "subarro"
Dan - "What! Did you see that hot mom that just walked by?"
Adam - "Dude that was a straight up grandma son! In terms of hotness, she was sub ass par!"