Top definition
When a man helps another man avoid something regretful be it missing a hot chick walk by or his gf/wife's birthday
Example 1:

Guy 1) Dude, your girlfriend's birthday is tomorrow, you know that right?
Guy 2) Oh shit! i totally forgot, thanks!
Guy 1) Manly Courtesy

Example 2:

Guy 1) hottie 6 oclock
Guy 2) daaayum
Guy 1) you owe me...
by OmegaEpoch April 06, 2010
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