When a man has his fly open and visible
Dustin: Hi guys!
Kendra: Dustin your barn door is open.
Dustin: Thanks (zips).
The act of parting one's bangs down the middle, thus making the shape of a barndoor.
Andrew frequently wore a barndoor and thought it was stylin'.
When people have a barndoor it makes me want to slap their forehead.
vb. 1. the act of purchasing an item at a reduced price before the real value has restored to potentially make a profit.
n. 2. an item purchased before the real value has restored.
Jon believed that barn dooring as many players as possible would hide the fact he knows nothing about football because he is gay.
implying that someone is as ugly as a farmyard animal
someone forgot to close the barn door!!
(said in a bitchy camp voice)