When you recognize each other as only friends but don't see each other as girlfriend or boyfriend material. However unlike the term "friendzone" is in this case room for sexual attraction to the other.
S: Bruh, you look really hot right now, but don't get your hopes up you are still sub-friendzoned

D: Maybe we should become fuckbuddies then, nah just kidding gurl!
by Cochard June 3, 2016
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When you bust in the pussy and drop your nuts inside the vag and the cum oozes out the mudflaps.
"Did you smash that girl?"
"Yea I gave her an inside out meatball sub"
by da_porchnigga June 17, 2015
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