SML (SuperMarioLogan) 

A channel that YouTube hates. They also decided to make merchandise and commonly plug their merch into their videos because their new channel is gonna get demonetized soon.

Guy 1: Ever heard of SML (SuperMarioLogan)?
Guy 2: Oh yeah! The channel that YouTube decided to demonetize twice!
Guy 3: What's an SML?

SML (SuperMarioLogan) by TerribleComedy March 7, 2021

SML/sml 

Smack my Lips

SML/sml is an acronym that is mostly used to flirt or display sexual desire.

SML/sml by FilipinoRizzler March 24, 2024

supermireologan or sml for short 

a stupied ass youtube channel that mack s fun of retarded kids

sml sucks ass hole supermireologan or sml for short

supermireologan or sml for short by vaynelong August 13, 2017

SML 

The YouTube channel which has 9 Million Subscribers but no ads because YouTube will not leave them alone which has caused the creator Logan Thirtyacre to create 6 spinoff channels SLL (Super Luigi Logan), SBL (Super Bowser Logan), SYL (Super Yoshi Logan), SWL (Super Wario Logan), SWL (Super Waluigi Logan), and SDL (Super Daisy Logan). Jesus Christ.

Wow, can you believe YouTube DEMONetized SML?

SML by ANDREW GAMING_YT September 20, 2020

sml 

so much love

"this is the best day ever! sml to my friends for making it happen!"

sml by potatofriesaf February 14, 2015

sml 

So much love

Jena: Josh, sweety, can you please pass me Reese's?
Josh: Sure, honey bee. Here you are.
Ben: Aaaaw, sml.

sml by Sarcastic DuctTape June 6, 2017

SML 

Shortened form for Smile. Just in case you’re texting someone whose phone can’t read emojis

Him: you’re really cute
Her: sml...thanks

SML by Swayshae February 14, 2020