lfy 

longer for YouTube

commonly used with two-character-long emoticons that are not allowed in YouTube comments for being too short

however, can be used for websites other than YouTube, and for comments other than emoticons

:3 lfy

lfy by Theo Ventura May 16, 2009

LFYC 

Acronym: "Liked For Your Comment"

"LFYC": Used for Facebook and other social media as an indication that the comment is not meant for an endorsement of original link, but for the comment accompanying it.

LFYC by Queen Maeve November 21, 2018

Lfyf 

L-looking
F-for

Y- your
F-friend?

*girl getting bullied*

Boy: lfyf?

Girl: she isn't there...

Lfyf by girlygangsterYT May 25, 2021