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1.
The act of smoking marijuana before going to class.
Brendan: Dude we're watching a movie tomorrow in chem, let's burn and learn!
Nick: Okay!
by deasto February 08, 2010
 
2.
To stimulate the mind by doing something productive while under the influence of marijuana.
Reading a book, watching a movie, trying out a new recipe while being high on marijuana falls under "Burn and Learn"
by Mr. Burnandlearn January 05, 2012