\tuh-STIK-yuh-layt\, intransitive verb:
1. To make gestures or motions with one's genitals, especially while speaking or instead of speaking
1. To indicate or express by gestures with one's testicles.
As a paraplegic with limited motor skills, Jim couldn't use his hands to emphasize his speech, so instead he had to testiculate. This often led to him getting arrested for public indecency, although every woman he was ever with was never unsatisfied.