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Forgetting how bad bangs look on you and getting them cut again
Robyn: how do you like my new haircut?
Beth: I see you got bangs again...
Robyn: Bangnesia again! Why didn't you stop me? There should be a medical alert bracelet for this!
by Rocking Yellow February 04, 2018
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2
When you can't remember who you have banged.

When you can't recall how many people you have had sex with.
Wait! I tag teamed you and your brother? I have bangnesia so I don't remember.
by Kaua'i girl May 24, 2017
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