Abbreviation of "halfway decent," meaning good, okay, or all right, often when there was a lower expectation. Somewhere between clutch and meh.
Joe: What'd you think of Avatar?
Suzy: It was half dubs dece, though the Pocahantas shit was a little overdone.
Joe: Fuck you I thought it was da shit.
Suzy: Totes whatevs. Wanna get some chicken selects?
This is the day to send a nude to your fellow soldier that has just completed No Nut November. This is the first time your soldier will have nutted in a whole month so make sure your have the most prime picture possible.
Dude! I can’t wait until December1st because that’s when I can finally bust!