4-o 

A 4-o is another word for a fourty ounce beer. Pronounced four-o or depenting on regional origin fo-o

Let hit the sto and get a 4-o.
I was two 4-o's deep last night man was I on one.

4-o by B-dub (refers to my age) December 26, 2005

4-O 

A bottle of malt liquor or beer that contains 40 ounces.

Yo, I got cock-eyed of two and a 1/2 4-O's and wrecked my 87 Dodge.

4-O by Jonny Fromundah December 29, 2002

4 o' clock 

A good song by Rap Monster and V.

"Oh boy, 4 o' clock is a good song!"

4 o' clock by Queen-Of-Despair January 21, 2018

4 o'clock Dickson 

When you go home after school and take a giant shit.

Greg: "Well I think I'll go home now... time to take a 4 o'clock Dickson!"

4 o'clock Dickson by pussycrack September 23, 2009

4 o'clocker 

A handicap person. Represented by the wheelchair symbol where the head is the minute hand and the legs are the hour hand. 4 o'clock.

I'm going 10 mph under the limit cause I'm followin' a 4 o'clocker.

4 o'clocker by kantmakm May 19, 2004

4 O sto 

Where you buy your 40 oz of beer

I have to run to the 4 O sto

4 O sto by tville August 27, 2003

4 O'clock special 

Australian slang term for a hot and wet thunderstorm during the summer months. These thunderstorms hit almost exactly the same time (4pm) every day during the october/november period.

The storms and terminology have fallen out of use recently due to the evil boogeyman known as "global warming"

"Is that thunder?"
"Ya, it's 4 O'clock"
"4 O'clock special then?"

4 O'clock special by count23 December 7, 2009