one hundo 

100% correct, you are dead certain and positive that its a fact.

friend- "yo is gotch bone chilling...?" Me- " yep one hundo"

one hundo by JP 23 28 August 11, 2009

one and one and one is three

Really pointless Beatles lyric from "Come Together"

One and one and one is three!

...

one and one and one is three by Lily_of_Geeks August 29, 2009

One Way Ticket to Hell 

What you say when someone (a half-friend, a leech, etc) is bothering you and keeps asking you to buy him something while you are in line at the fast food place.

Guy (Walking up to you in line): Yo, buy me something!
You: I'll buy you something alright...a ONE WAY TICKET TO HELL
Guy: I sincerely apologize. I will now serve my community and donate blood.

One Way Ticket to Hell by Doyouwantafriend April 26, 2008

one of 

A part of a group or a subunit of a larger unit

One of the things that kill poor people is poverty

one of by Pffm8 January 26, 2019

One Night Only 

A punk band from North Yorkshire consisting of four teenagers from that area, namely:
George Craig - guitar + vocals
Mark Hayton - guitar + vocals
Daniel Parkin aka Pob - bass
Sam Ford aka old drum or cretin - drums.

One Night Only's website is www.freewebs.com/onenightonly

One Night Only by A mysterious benefactor January 11, 2004

one hit wonder 

extremely potent marijuana: One good hit of it will get you very high. It's usually bright green and loaded with crystals...the best stuff you can get.

Take a puff of this one hit wonder...it's insane!

one hit wonder by Bentech January 5, 2005

one-eyed trouser trout 

My COCK.

Jennifer stuffed her mouth full of the one-eyed trouser trout, and it puked in her throat.

one-eyed trouser trout by Rod Mack July 19, 2003