An abbreviation for real smile, when messaging or talking to someone over chat it shows you like what they say and you are smiling.
by Tomb4573 December 6, 2011

"Really Sir" RS can be said in its entirety, as its acronym, spelled out in American Sign Language, or if necessary, implied with a facial expression. A statement for all occasions when something "just isn't right"
Brittany: "I AM A NEANDERTHAL"
Nicole: "RS?!?!"
Jibs: "I cant sext, I only have 2 fingers!"
Dariel: "RS?!?!"
Nicole: "RS?!?!"
Jibs: "I cant sext, I only have 2 fingers!"
Dariel: "RS?!?!"
by SirNicoleeeeeeeeeeee April 24, 2010

by Amaranta20 September 30, 2007

An abbreviation for Retard Strength. Retard Strength is a phenomena in which someone who is retarded (or perhaps just a little slow) is as strong as an ox. The abbreviation RS may be used to describe such a retard right in front of him without enciting his Retard Rage.
*two people trying to pull a basketball from one another*
Tom: Just let him have it he has RS.
Retard: Huh?!?
Tom: Just let him have it he has RS.
Retard: Huh?!?
by Sarge Mahoney April 23, 2007

by Jason B. Cook October 27, 2003
