Grankini 

Swimwear that looks like something your Grandma/Nan/Granny would wear.

Stu: "I like that swimming costume"

Jess: "What?! It's a Grankini!"

Grankini by Mobsy April 29, 2009

Grankini 

A bikini worn by a grandma, or an old lady.
The act of wearing this item of clothing usually results in bad reactions from public.

Man 1: Arr got a good ole Grankini to your right.
Man 2: Man, that's rough.

Grankini by FriendsFan0208 February 21, 2009

Granking 

The Process in gaming where you are "Grinding" very hard to rank up. Or Ranking Up with two - three scoops of GFuel.

"Randy was really Granking today after he snorted 3 lines of Gfuel."

Granking by the20footmidge July 14, 2020

Granking 

The art of knighting a woman over the age of 60 with your penis.

"Man, did ya hear that Ross was granking some 'aul wan last night?"

"Jaysus. I heard he does it every week. Yer wan keeps forgetting because of the Alzheimer's"

Granking by Darraghkelly2 December 1, 2013

Granking 

To be in the process of a grank

Person 1: WYD?
Person 2: Just granking at my local Greggs

Granking by Sadio Juané August 20, 2023