Defines a bi-sexual person, usually but not exclusively defines a male. Primary sexual preference is irrelevant, the determining factor is that singular fact: if the person is willing to have sex with men and women, their door swings both ways.
Woah, I just found out Eddie's door swings both ways! This is great dirt! This explains all the time he spends over at Oscar's apartment!
by Gojai August 30, 2017
Get the Door swings both waysmug.