Standard, middle-of-the-road (often drunken) sluts. Fives and sixes that compensate for their diminished appearances by absorbing as much sperm as humanly possible. Sometimes used interchangeably with grenade, though this is not an entirely accurate substitute.
"Bro, can you handle the technical grade while I work the dime?"
"This club is overrun with technical grade. I need to roll up my sleeves."