1. A chant used by dweebs when something exciting or hardcore happens, usually something that gives you a metaphorical erection. Originates from Malphites "rock solid" line.
2. Can also be used to describe something being sick or cool.
Passing up a girl you could totally get with, so that your bruv can have a shot at sexing her up. Or in general any favor that you do for your friend to help get him laid.
Howard: Yo see that girl wearing a #YOLO baseball cap? She got a fine ass. Imma go put tha moves on her.
Winston: Ahh man I been eyeing her since we got here. Lemme go after that, bro do me a cock solid.
Howard: Aight, since you my boy.. but you owe me a cock solid.
Winston: ..Something don't sound right about this conversation... but anyway, thanks man!
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. PenguinBooks,1992. p. 38)