cut a caper

He peeped into the bag and cut a caper of delight when he saw the buns.

And he deliberately cut a caper.

My excitement was intense; I could not even cut a caper, for I had to do my lessons, and Clo always behaved about my lessons as if they were to go on forever, and I was by no means to grow any older.

The clown, having recovered his breath, cut a caper.

Cā′perer, a dancer.—To cut a caper, to dance or act fantastically.