1 definition by Snowflake22
The act of asking a co-worker to lunch, and then cancelling at the last minute because a higher ranking co-worker invited you to lunch.
Sorry pal, I gotta dumo you. The VP asked me to come to lunch.
Oh man, Steve totally dumo'd me! Now I have to eat lunch alone!
Oh man, Steve totally dumo'd me! Now I have to eat lunch alone!
by Snowflake22 May 16, 2008