look up any word, like fellated:
Calling someone over to hear a secret and punching them in the stomach.

You hide your already clenched fist under a table and have them lean in to hear your juicy secret. Then you punch them in the jijutum and say, "secret punch"
Ronald secret punched Yan in the jijutum and made him puke everywhere.
by quickdraw_mcgraw May 06, 2011