1 definition by wadduup

Top Definition
A person on facebook who adds everyone they know as siblings. They usually have over 40 siblings and relatives listed.
Jen: Duuudee did you see Jane's facebook page? She has like fifty siblings listed and I dont even think she has ten real friends.
Bob: Whatta sibling whore!
by wadduup March 26, 2011

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug