To advance one's own agenda, career, reputation, etc. at the expense of another person or group, specifically by criticizing, tearing down, embarrassing, or belittling that person or group. Such behavior is in lieu of advancing one's own agenda, career, reputation, etc. solely on the merits of such.
We've all seen people in the office who like to negavance into job promotions or sweet assignments -- they usually leave a trail of bodies.
by MattersOfManners January 11, 2012
"My dog died this morning, I got fired from my job and my wife is sleeping with the neighbor. I'm just having a very negaventful day."
by Desi147 June 19, 2018
by @patrckcallaway January 27, 2018