kills off

Finishes them all

Kills off means to eliminate completely or cause the death of all members of a group.

A disease kills off a population.

A writer kills off a character.

A company kills off a product line by discontinuing it.

The phrase emphasizes finality—not just killing, but finishing the job entirely.

Related

extermination · phasing out · phases out · demise · dismantling · decimation · culling · annihilation · collapse · conclusion · obliteration · wipes out · obsolescence · suppression · fading · stamps out · does away with · depopulation

Opposites
life/death outcome

kills offrevives

Restores vigor or consciousness

resurrects · saves · rescues · keeps alive · preserves

population/group effect

kills offrepopulates

Fills an empty area

breeds · multiplies · replenishes · reintroduces · propagates

narrative/creative context

kills offbrings back

Retrieves or restores

revives · resurrects · introduces · creates · adds

Family

kill, kills, killed, killing, killer, killers, overkill, off

Familiarity
Top 50,000
Profile
Known to kids · Used worldwide · Timeless · Negative · Everyday, not technical · Rated PG