The process of inserting a gerble into a test tube and inserting the test tube into your anus to increase sexual pleasure.
Someone told me this story,
I went down to my apartment building to find it surrounded by police officers, so i went up to one and asked them what was going on, he told me that there were two men upstairs who were gerbling and one got stuck in the man's anus, so they were trying to get him to defecate it out along with the feces.
The process of dipping a tampon in alcohol and inserting it in ones rectum. The name coming from the tampons appearance simularitys to a little white mouse. And the actual act of shoving it up your ass. Not unlike the act of gerbling with a rodent and a tube. The alcohol is absorbed faster and easier than being consumed.
both a noun (someone who isn't a fully grown geek but half way there) and a verb (describing a geekish activity, but one that wouldn't put muggles {= non-geeks} off)
1. I'll introduce you to all my geek friends and in a few weeks you'll be a geekling yourself
2. Q: The weather was fabulous all weekend, we spend all of Sunday on the beach... and you? A: *mumbled* err.. I was just geekling about ...