tightened-up 

A state of altered consciousness induced by narcotics. Most commonly marijuana.

Michael had a Service Huddle with his friends until he got tightened-up.

tightened-up by Big Mike D. January 28, 2005

tighten up! 

Prison slang for "pay attention". Can also be used to tell another inmate to stop goofing off.

"Yo man tighten up! Don't you see what's about to happen?"

tighten up! by graybar hotel February 9, 2014

tighten up the graphics

1) To work at an introductory-level tech position.
2) To attempt a feat without knowledge of how it can be done.

Phrase originates from a Westwood College commercial, in which two young videogame designers, dressed in 70s attire, report to their boss that they are "almost done with level 3, and need to tighten up the graphics a little bit."

1) "Once I move back to Arlington I'm gonna tighten up the graphics for Adobe Systems."

2) "I'm almost done with my quadratics homework, I just need to tighten up the graphics a little bit."

tighten up the graphics by denshuu September 10, 2005

tighten up 

1. To get your act together. 2. Don't be so loose

Mary: Sarah you should put your clothes on!
Kelly: Yea, Sarah tighten up!
Sarah: Mary you should stop takin it deep!
Kelly: Yea, Mary tighten up!

tighten up by Joe11 June 28, 2006

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 it up 

To get one's shit together.

After breaking his sobriety and drinking, Amy told John to tighten it up.

tighten it up by SLAP May 11, 2004