kiss-off 
noun informal, chiefly North American
A rude or abrupt dismissal or rejection: ambassadorship was the usual kiss-off for a senior official...
- But Williams isn't just writing a bunch of bitter kiss-offs here.
- In the song, Jones confesses that she's humiliated herself in a bad relationship, so by its conclusion I was expecting a great kiss-off.
- Around 12.30 am, George announced that the time had arrived… time for the big kiss-off.
- covering note
- coverlet
- cover letter
- coverline
- cover note
- cover one's back (or ass)
- cover oneself in (or with) glory
- cover one's position
- cover one's tracks
- cover point
- covers band
- cover sheet
- coverslip
- cover something up
- cover story
- covert
- covert coat
- cover the waterfront
- covertly
- covertness
- coverture
- cover-up
- cover version
- covet
- covetable