(one's) fair share (of something)(redirected from more than their fair share)
(one's) fair share (of something)
All that one deserves, expects, or is entitled to, whether that be a good or a bad thing. Usually preceded by "more than" to indicate an excessive amount. Leave the rest for the others, you've had your fair share. That poor girl has had to endure more than her fair share of trauma at such a young age.
one's fair share
the amount of something that one is due relative to what other people are receiving. Let him take more. He didn't get his fair share. I want my fair share. You cheated me! Give me some more!