One Shot 

Someone who gets with a girl out of their league once. Now they think they can get with any girl they see. It tends to break confidence when they have a One Shot. Soon they start getting rejected by every girl they ask.

Ben had such a One Shot with Amy. No other girl will get with him.

One Shot by Cashhomie42 June 17, 2018

One Stroke Warrior

When one sticks the penis in the vagina and instantly ejaculates after only one stroke on a consistent basis.

Jim: "So how was last night with Tony."
Eilis: "He's a one stroke warrior..."
Jim: "I'm sorry to hear this."

One Stroke Warrior by ScruffyNuffy July 5, 2018

One directionist 

White girls between 7 and 12, have posters of them on their walls, and screams thief head off at a concert.

Think of it like a cult

My sister is such a One Directionist.

One directionist by IHATEPOOPJOKES July 12, 2018

One Scott minute 

The time between one minute and 36 hours

Scott 'I'll call back in one minute' then 3 days pass with no contact that is one Scott minute

One Scott minute by 13579876543212468 August 21, 2018

One bite 

-To get the whole experience in “One bite”
-hooking up with someone once and it’s all you need
-One night stand

“Dude! I met this total One bite at the bar last night, won’t call her.”

One bite by Benn_mcd September 16, 2018

One time in Bolivia 

a way to reference something that happened that youre no embarassed of or regret.

One time in Bolivia, I got busted for drugs.

One time in Bolivia by frigkesha November 6, 2018

one-hit 

See: Millennial

Ever notice how these one-hitters are so shielded these days?

one-hit by SomeGuyWhoThinksHeKnowsItAll November 14, 2018