look up any word, like blumpkin:
Having a person who has braces blowing you than asking them to smile wide and busting the nut all over their braces.
Guy: "Smile wide, Brittany!"
Girl: "Why?"
Guy: "Cause I am going to be greasing the bike chain!"
Girl smiles.
by paulada5 August 29, 2008

Words related to greasing the bike chain

blowjob braces busting nut smile