A word used by obnoxious people (usually named Brent) that has no real definition at all, and is often used loudly, proudly, and makes anyone who say it sound completely ridiculous.
Idiot: "I don't have anything better to say, so Imasay, 'NERKLER!'"
Someone who keeps up their Christmas lights all yearlong and don't throw away/burn their tree.
Warning: Being a Nerkle is not a good thing!!
Teddy is a nerkle because he always keeps up his Christmas lights. He is really cool so people still like him and he has a lot of friends (such as Matthew the Canadian)
A merb ,straight or gay who gobbles the knob(s) of as many cocks as it can find in the immediate area. They swallow semen with the glee and excitement of someone who has just won the lottery.
Your brother is a real merb nerbler. He just sucked off the entire swim team and is out looking for more.