A person under the age of 18, still attending school and living with parents. Weeblins do not have a job or any source of income besides their parents. Others can be referred to as a weeblin from the day they are born until they turn 18
Friend: Hey, she's pretty cute.
Me: Dude she's just a weeblin!

The mall today was full of fucking weeblins
by Fester541 June 22, 2012
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