A girls name. Rosine is a very beautiful girl. She is loyal to all people and would never be a fake. She usually is thick and has nice hair. A Rosine is a persons you want to spend the rest of your life with
Person 1: What’s your name

Rosine: It’s Rosine
Person 1: You must be the one
by Barbietingz December 05, 2019
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Hardened sap from trees which is used on violin bows, Bull Rider and Baseball gloves, bottoms of pointe shoes, etc. Helps retain a good grip on something, makes it not so slippery.
Dancer 1 : "Yesterday I was dancing in pointe class...and I slipped and fell on my butt..it was extremely embarrassing."
Dancer 2: "Did you get rosin from the rosin box?"
Dancer 1: "Oops, no."
Dancer 2: "Well that explains it."
by Robot No. 1 November 23, 2006
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Cozy.

Stems from an anonumous post-secret "You're cozy, Rosin", created for Canadian rock band Hedley's epic guitarist Dave Rosin. Rosin is famous for being exceptionally friendly and remembering fans' names and details about how he met them.
by nineshades November 27, 2009
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When someone smokes so much Rosin their dick stays soft.
My girl is pissed!, It got nuts last night and I ended up with a mean case of Rosin Rod.
by Surf the Chaos April 11, 2016
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A Rosin Fuck occures when the male melts violin or any bow stringed instruments' rosin and applies it to his penis and the womens vagina and fucks until it hardens and they are both stuck usualy used in marrige rituals around south sri lanka and south upington in africa
hey wanna have a rosin fuck marrige in your garage you grab the 12 pack ill grab the rosin bitch
by jworcesterp4 February 18, 2009
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