1.Parents brother who, having paedophaelic (and sometimes homosexual) tendancies, often crept into your room late at night while drunk to 'play' with you under the covers. Can be characterised by using phrases such as "This can be our little secret," or "don't tell Mummy and Daddy." 2.Paedophile or rock spider. 3.Sexually devious or sick induvidual.
by John Barry January 8, 2005
When a man is standing and has his back turned torwards you. You reach between his legs with your hand, and hit him in the balls.
by Sneaky Uncle Glenn November 27, 2009
The tendency your Dad's brother has for drilling out the bottom of his popcorn box and putting his penis there.
Uncle Jeb pulled a sneaky uncle during Schindler's List for Aunt Sarah. Afterwards, they fucked in row JJ.
by fucwad March 28, 2004
to touch or grab someone's private areas in a discreet manner by concealing the action with a more mundane motion. e.g.: reaching across your aunt at the dinner table to get the salt while you nonchalantly grab her crotch.
by roo March 26, 2004
Jimmy was reluctant to take more shots because he was fearful if he passed out that Bubba would become Uncle Sneaky Hands.
by tha_cuddla February 9, 2004