Riding a sheep; like bull riding but with a sheep.
“Hey do you want to go to the petting zoo? People will be riding sheep, Mutton Busting.”
by Mutton Busting October 3, 2017
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To make the "Bahh" noise typical of a sheep while you are achieving an orgasm.
"I mutton busted all over her face last night. She had no idea why I was 'bahhing' but she didn't seem to care."
by Anthony Pantsonme February 4, 2010
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