dick knock
A dork that is unaware that his/she is one. Usually innocent dorks that think they're cool, they can often be found bowling, dancing with classic "white guy" moves, and listening to bands like Rush, Styx, and Boston.
Look at that dick knock dancing to "Mr Roboto."
he got his dick knocked stiff
When a running back in football gets hit HIT SO HARD that he gets his dick knocked stiff; blood rush!
Smith ran around right end and a linebacker closed on him and with such a hard hit, he got his dick knocked stiff!