Embracing an unmissable opportunity such as how a Munted Gunty may feel the need to take a massivedildo all the way down to the base, i.e. the back half.
"Get on the back half of that motherfucker" said Dick Rangah when he realised that the petrol at the local servo was on special.
Or.....
Tom Cruise was so horny for some ass action that when John Travolta walked past he couldn't resist getting on the back half of that motherfucker.
The hypothetical man (often a sinistercharacter who decided not to go to boot camp) that is doing your girlfriend/wife while you are on deployment overseas.
Ain't no use in goin home,
Jody's got your girl and gone.
Ain't no use in goin back,
Jody's got your Cadillac,
Ain't no use in feeling blue,
Jody's took your checkbook too.
The ability girls and women have developed to hold several items at once in one hand. The skill has been developed due to the lack of pockets in women's clothing.
I thought she'd need multiple trips to carry her phone, keys, wallet, and Starbucks to her car since she needed the other hand to open the door, but she used her impressive girl grip to carry everything in one hand.