A sniggler is someone who takes the parking spot you wanted, or who otherwise does something perfectly legitimate, but which nonetheless inconveniences or annoys you.

A snuggler under the covers, but also a horse whisperer.

a person who sticks a sharp baited object in an eels hiding place.

1. Asshole that steals food from his friend and eats it while they are in the bathroom.
2. All around douchebag.

One who sniggles, or steals something

A person with good taste that finds the best, hottest people to have smokin' hot intercourse with.

A very sneaky nigga