one over 

To go over or check something one time, real quick to make sure everything is in order, is clean, is complete, etc.

Ok everyone let's do a one over before company arrives!

I did a one over on Kay's math homework and she missed at least 3 questions.

one over by ICouldBeUrMom13 September 27, 2017

One over the eight 

Extremely intoxicated (drunk or pissed, whatever your preference)

"Call her a taxi, will you? She's had one over the eight and needs to go home."

One over the eight by Alexandra July 30, 2004

one over tanch (1/tanh) 

slightly obscure this one, but was nevertheless widely used for a while in central london. it means to chill, relax, often along with smoking weed. derived directly from cotch, its root is interesting... the mathematicians amongst you will know that hyp(cos) is written 'cosh', and pronounced 'cotch'. this is trigonometrically equivalent to one over hyp(tan), or '1/tanh', pronounced 'tanch'. most people are unaware of this - its nevertheless used widely.

lets go back to mine and one over tanch it down...

one over tanch (1/tanh) by CJC Corn November 25, 2004

Smuggle one over the border 

Slang term for masturbation

Sorry I was late man, I had to smuggle one over the border real quick.

Smuggle one over the border by ironlung95 July 28, 2010

get one over on 

To win against someone who is not used to losing.

The bank made a mistake in the loan agreement and he was able to get one over on them by making them honour it.

get one over on by The Blacker Vegetable November 22, 2013

Slut one over

A term used by Australian sportspeoples when they want a ball passed to them in the air

Georgio called to Gazza 'slut one over'as he entered te box

Slut one over by #YoGabbaGabba* March 11, 2015

wake one over 

1. To verbally take someone down
2. To beat someone up

1. I got so pissed off at what a bitch Samantha was being that I totally waked one over on her ass.

2. Joe is going to wake one over on Bobby so bad he won't be able to walk for days.

wake one over by synchrohobbit March 9, 2006