1R 

OneRepublic. A pop-rock band.

Omg I love 1R's music!

1R by Gayadru July 22, 2016

1r 

1r is a word you use to say worse ex or recent ex

Who's your 1r?
What of 1r?
Is 1r still texting?
Do you miss your 1r

1r by jhopepieee October 8, 2021

1r_on

Coolest man in roblox, 100% smart.

All heil god emperor 1r_on

1r_on by God emperor 1r_on December 29, 2020

1renes

A red velvet stan with song rankings everyone and they momma hate. Also he a rookie anti so his opinion is automatically invalid.

"1renes new ranking flopped follow sanorama instead 😁"

1renes by sanorama September 3, 2021

1r5

1337speak for IRS, which is the tax company.

AH FUCK WE JUST GOT MAIL FROM THE 1R5 THEY FIGURED OUT WE AVOIDED THE TAX FUUUCK

1r5 by Verdigris May 27, 2016

1rm

1rm means, 1 rep maximum.

Yo check it. My 1rm is 200 pounds.

1rm by The elite 1 September 13, 2006

1ronic69

A TikToker with some clout. He makes pretty good content and is kind of funny. He covers his face with sunglasses and doesn't show his eyes very often.

1ronic69 do be lookin kinda fresh with those sunglasses doe.

1ronic69 by 1roniciscool May 2, 2020