To lay one's mack down:
1) To enter into an arena and get your groove on.
2) To seduce a girl with your presence and your oozing charisma.
3) The physical act of taking off your coat or over garment and placing it on the floor; being sure not to contravene any health and safety regulations.
1) I bowled in, saw the dance floor and simply proceeded to lay the mack down.
2) That girl was all over me, that's what happens when I lay the mack down.
3) I came in to the room, found an appropriate spot and thought this is where I shall lay the mack down.
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)