Lock in 

(For dudes only) to hook up with a chick after just meeting her. also, to be able to charm the SHIT outta that chock to the point where she is under your thumb.

Man, me and Hobbs were at the bar last night, and he was just fuckin' lock in'
'em up!!!
by Zaggs June 22, 2005

Lock in by Bandana Banana July 8, 2024

Lock in 

verb to enter a state of extreme focus, diverting attention to a specific object/action

1. It's december. Lock in.
2. Are you locked in alien?

Lock in by amputu+ January 4, 2025

Lock in 

to focus hard in order to achieve something/to activate your grindset

I have an assignment due midnight, I really gotta lock in now.

Lock in by Samsoneur January 24, 2025

Lock in 

Lock in as a newly introduced slang roughly in 2023 shortly means to focus or concentrate on something, get ready, or collect all your might.

If you don't want to fail this, LOCK IN!

Lock in by SashaPromin February 16, 2025

Lock in 

To be "locked in" is to be focused on a task at hand.

Jimmy: Hey can you help me lock in on this assignment? Tutor : yeah, I got you

Lock in by Atlas222 September 9, 2025

Lock In

"Lock In" means to have extreme focus and concentration, most commonly used in reference to video games.

"Yo dude I'm one shot, let me lock in"

Lock In by YBNAI September 8, 2026

lock-in 

a group gathering where you are "locked" in a building. It may include games, movies, but never sleeping! sleeping is for losers :oP

Lauren and Monica went to the lock-in and didn't sleep. They were up till 6am

lock-in by Monica Jo July 3, 2007