granny grabber 

A male, usually younger, who enjoys picking up, dating, and/or having sexual relations with women in their late 40's and up.

Look at him hitting on that MILF - he's such a granny grabber.

granny grabber by Michael Lark August 17, 2007

granny grabber 

An assistive device generally utilized by the elderly and excessively lethargic to aid in the acquisition of small items. Characterized by a rod 2 feet in length with crab-like pincers attached to the end.

Hey fattie, hand me that granny grabber so I can get that remote control without having to get up.

granny grabber by joshfromnc February 25, 2009