(n) When someone says stuff on their wall, others wall, and or private message that they would never say in person.
(v) The act of messaging or posting on a wall, that would never be said in person.
(v) The act of messaging or posting on a wall, that would never be said in person.
(adj) ex: The guy hit on a girl by posting how hot she is on her photo in facebook, but when they got together he coward away. "Man that guy has facebook muscles".
by usmcvince January 18, 2012
Get the Facebook Muscles mug.a person who is rather skinny or fat looking but can pull off great moments of strength. often confused with invisa-muscles
look at peter, he just lifted that girl right off the ground. he looks so skinny he must have some invisable muscles
by litterdud September 25, 2010
Get the invisable muscles mug.Hercule Satan (Dragonball Z) thinks he's the shit but he's really just a popcorn muscles having little bitch.
by The Notorious N.I.G. November 14, 2011
Get the Popcorn Muscles mug.similar to beer muscles, only instead of gaining courage to trash-talk through alcohol, it is gained through being on MySpace in the comfort of your own home without the fear of any consequences coming from your trash-talking
Girl: "Ya, well you don't even know. I will come up to you and punch you in the face if I ever see you"
Guy whom girl does not know in real life: "/lol @ your myspace muscles"
Guy whom girl does not know in real life: "/lol @ your myspace muscles"
by Himes January 10, 2008
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An act of telling someone to not use their authority over you. Mainly is told to Asians that are addicted to Wrestling and people that think they are buff.
by JAS69 August 17, 2007
Get the Don't flex your muscles at me mug.by SwagFlu December 25, 2009
Get the Messy Muscles mug.