RuneScape Nerd.

(nerd who practically lives for the computer game)
A term used to describe someone who OVER-uses RuneScape and continuously talks about it.

"Omg! You're still on you rsn"!

<Rsn>"Check out my full dragon, obby shield and fire cape =)"
<Me>"Shutup you fucking rsn"
by C a i t _ ? October 7, 2006
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A song by mofe. released in 2022.
Cause they feeding off me wit no rsn yet, feeding off me wit no rsn yet, bring down the satisfy
by TehYoyleVideoEditor June 19, 2024
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It’s a car class for racing. Stands for “real street natural”.
hey Jim, what class is your car in?
It’s in RSN, real street natural.
by Suc my pussy May 27, 2022
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