Verb: Typically preceding the ability to "practice" an instrument.
"I used to be a good saxophonist, but now all I can do is squonk."
"The neighbors' kid squonked on that trumpet all afternoon!"
"Will that squonking never cease?"
Also: Squonking; Squonked; Squonks; Squonkette
*That lassy loves Squonking over the bog after a good session.
*Family planning, no need, she's a Squonker.
*That little cowbag Squonked all over my creme carpet.
*After boning, she always Squonks it out into her hand.
*Watch her with your bedsheets, she's a right little Squonkette.