maghanap ng salita, tulad ng donkey punch:
 
1.
When you find out that a girl/guy you are dating is into something really cool and unexpected so you must make them your gf/bf.
Guy 1: "So this girl I scored wants to go see Iron Man 2 and go shooting!"

Guy 2: "Dude!! Lock it down!!"
ayon kay RedandGreen ika-02 ng Mayo, 2010
 
2.
to finalize a decision or plan
Let's make sure Greg's cool with tonight before we lock it down.
ayon kay lottanyx ika-11 ng Pebrero, 2010
 
3.
Shut the fuck up and calm the fuck down, please.

Traditionally used on a film set, but also useful for stopping multiple friends, lovers, and strangers from doing stupid, often alcohol-induced things.
"Hey, give me five dollars and we'll grab that mannequin's titties."

"LOCK IT DOWN."
ayon kay ABlair ika-13 ng Enero, 2008