Typically used to describe a movie, play, or other performance.
1. A huge success; a smash hit
2. Star of the eponymous Mister Boffo cartoon strip
Origin: Probably a blend of box office. Or a varient of bóóffoo or boffola (I kid you not)
1- An item from joke shop
2- The things that people expect to see, the thing that makes a witch seem real. An illusion.
"People expect a witch to have bad skin and warts, but she has a lovely complexion, so she has to order warts from Boffo."
"Boffo intimidates people and makes people respect you. Otherwise, they won't take you seriously."