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1.
An adjective used to describe something (usually an event) in a positive way. Similar to "rocking".
"dude, that party was rafting!"
by cathy r December 19, 2005
 
2.
Platonic sharing of a twin bed when sleeping; often done in college
Sarah and I were rafting last night after partying because I was too tired to walk back to my own bed.
by TRex19 October 13, 2014