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1.
When a woman has breasts that are just fat.
Mate!, they are just flaboobs
by Liam Juuu September 24, 2010
 
2.
Contemperary Goth
A Flaboob is someone who dyes their hair, and pierces miscellaneous body parts such as cartiledge, belly body, penis shaft, and or clint.
by A Person322 October 16, 2010