killer
One who or that which kills.
Example
“There’s a killer on the loose.”
Other meanings
That which causes stress or is extremely difficult, especially that which may cause failure at a task.
“That test was a killer.”
Something that is so far ahead of its competition that it effectively kills off that competition.
“Digital streaming platforms are CD killers.”
Related words
- giantkiller
- killerball
- killerish
- mankiller
- mosskiller
- baby-killer
- silent killer
- USB killer
- boner-killer
- category killer
- Christ-killer
- cicada killer
Example sentences
Word history
From Middle English "killer".
Where this comes from
This definition is adapted from “killer” on Wiktionary, by its contributors; example sentences are from Tatoeba, credited to their authors above, published under CC BY-SA 4.0. This page is published under the same licence.