sized up

A way of saying a man got a boner, stiffy, erection, etc.

Sized up is a play on the phrase 'siezed up'.

Alexa: I came twice in a row thinking about last night

Jordan: Dayumm I just sized up hard

by Alexob April 06, 2014

sized up

when you look at someone’s thighs to see how far your 🍆 will fit inside them.

“dude, i sized up my girl the other day. that sh¡t would fit all the way”

by arf arf arf July 23, 2021

Sizing up

The act of checking someone out to see if you can take them in a fight

Chad told me he was sizing up brad and he thinks he can take him.

by DomToretto July 18, 2021

size up

to estimate or assess someone or something

He did size up the potential destruction, but did not act decisively in the end.

by The Return of Light Joker May 26, 2009

Size up

The phrase "size up", usually used in arguments, essentially means to "stand up and fight"

"Yo, no long talkin' b. Either size up or nize up"

In other words...

"Hey man, I don't want to do this long talking business anymore. Either stand up to me and let's fight, or shut up."

by suwayy March 15, 2017

Sizing up

The act of looking at someone and determining if you could take them in a fight.

Conor was sizing up Jake for their big fight and thinks he can win.

by LordFarquadd July 25, 2021

Size up

To get a feel of someone's strength by observing them or a call out to get someone to fight you

This pretty simple term which was then redefined by tiktok idiots into: When a man looks if his dick will fit by checking out a girl's thighs.

Bro 1: Bro, I fucked your mom

Bro 2: Size up, bitch.

Bro 1: Bet

What tiktok idiots think it is:

Girl: OMG you're so gross, why are you sizing me up?

Boy: Umm... I wasn't. I don't want to fight

by NNatty August 14, 2021