Tighten his shortz 

To give a crossword fanatic a book which contains puzzles which are much, much harder than the ones they are doing right now. It is named after puzzlemaster Will Shortz.

"I just bought Bob that book of Chicago Tribune crossword puzzles. That really oughta tighten his shortz."

Tighten his shortz by geniusonwheels February 6, 2009

tighten the reins 

to start to control something or someone more carefully

I have tighten the reins on my little sister so that she won't eat anymore candy.

tighten the reins by joanneistooawesome April 11, 2015

tighten (me, him, or her) up 

To pay someone for a monetary debt.

Yo Holmes, you better tighten (me, him, or her) up by Friday or it's your ass.
Dude, you better tighten Marcellus up real soon. He's gonna put a cap in you if you keep given his boy the slip.

tighten (me, him, or her) up by Elapsetime June 27, 2013

Tighten Up 

To calm down / loosen up. Typically used when someone is overreacting or in general not being chill.

1. Shakira: AY YO SOMEBODY JUS PULLED ON MAH WEAVE!
2. Mike: Tighten up cuz, ain't nobody pulled on yo weave.

Tighten Up by hastyboomalert July 13, 2012

Tighten up 

a command from one hallion to the next to brighten him/herself -

Well dog, whats the craic?
Feck all, just dyin here!
Rough nite last nite then?
Aye, it was raw!!!
Quit your cryin and tighten up!!

Tighten up by patjoe September 27, 2012

Tighten Shit Up 

If one is 'uncool', a cool person said, "let's do something cool" and said 'uncool person' agrees does do the cool thing he/she has "Tightened Shit Up"...
Also:
To apply liquid nitrogen to the anus prior to penetration through a gentle vapour gas expulsion with no more than twenty PSI thrust from machine of choice.
Also:
To apply polyethylene 1 1/8 clamps to each side of a vagina and penetrate with a 1 5/8 dildo, 10 inches in length... (Not healthy or recommended)

1: Footy G asked Ryan if he wanted to hit a cashier, drink some Tequila and beat up a midget. Ryan agreed; and he "tightened shit up".

2. I "tightened that shit up" on that chicks backdoor. Now the chemical sign for Nitrogen is still Ni, however now it means "Not Inside!!!"

3. My clamps barely held her meat curtains so I had to "tighten shit up" with booster cables.

Tighten Shit Up by r2says February 22, 2014

tighten down 

It means to slow down look both ways before crossing be like a tree sloth be mellow slow and steady not so much at a stop don't be loose be tight keep your Head on right chill relax unwind smile tighten down

Hey listen we got everything under control but we need you to do is keep your head straight and tighten down

tighten down by Daryl4Reel July 24, 2022