Definition Synonyms
Definition of killer - Reverso English Dictionary
Noun
1.
homicideperson who kills another
- The police arrested the killer last night..
2.
- Her performance was a killer at the concert.
3.
- We spotted a killer in the ocean.
4.
cause of deathsomething causing death
- Cancer is a major killer worldwide..
5.
- That exam was a real killer.
Adjective
1.
dangerousUS causing death or destructionUS
- The storm had a killer impact on the town.
2.
- The exam was a killer challenge for everyone.
3.
- That was a killer performance by the band.
4.
- The heat today is absolutely killer.
Images of killer

short slang name for the orca a large black-and-white whale
Expressions with killer
💡 Discover popular phrases, idioms, collocations, or phrasal verbs. Click any expression to learn more, listen to its pronunciation, or save it to your favorites.
person or team that defeats a much stronger opponent
The underdog team became a giant killer by defeating the champions.
strong drive to win, often with aggression or determination
She has a killer instinct on the basketball court.
decisive action causing defeat or failure
The last-minute goal was the killer blow.
person hired to kill someone
The movie's plot revolves around a contract killer seeking redemption..
difficult course that lowers students' GPAs
Organic chemistry is known as a gpa killer among pre-med students.
very strong point that convinces others in a debate
Her killer argument won the debate for the team.
extremely good bargain or offer
I got a killer deal on this laptop during the sale.
extremely good or effective idea
She had a killer idea for the new marketing campaign.
very attractive physical appearance
She turned heads with her killer looks at the party.
very powerful or impressive action in sports
He scored with a killer shot from the halfway line.
something that ruins a good mood
The argument was a real mood killer at the party.
something that kills sexual mood or desire
Wearing socks in bed can be a passion killer.
factor causing harm without being noticed
Stress can be a silent killer in modern life.
activity that unproductively consumes time
Scrolling through social media is a common time killer.
software that drives sales of a platform
The new game became the console's killer app.
humorous term for someone who eats a lot of cereal
My brother is a real cereal killer; he finishes a box in one sitting.
product that dominates its market category
This smartphone is a category killer in its segment.
software so good it drives hardware sales
The new game was a killer application for the console.
large black and white marine mammal from dolphin family
The killer whale leapt out of the water near the boat..
substance used to kill roaches
He bought roach killer to get rid of the pests.
substance used to kill weeds or stop their growth
We sprayed weed killer along the fence.
device or substance that kills flies
We need a fly killer for the kitchen.
someone who spoils others' happiness
He is such a joy killer, always complaining.
outstanding or impressive display or act
Her killer performance in the play earned her a standing ovation.
Origin of killer
Old English, cwellan (to kill)
Terms with killer included in their meaning
💡 A powerful way to uncover related words, idioms, and expressions linked by the same idea — and explore meaning beyond exact word matches.
professional killer
person who kills a public figure for money
violence
brutal or indiscriminate killer
violence
professional killer using a gun
contract killer
man hired to kill someone for money
bug killer
chemical used to kill pests like insects and rodents
criminology
murder followed by the killer's suicide
crime
professional killer available for hire
crime
killer or assassin in organized crime
joy killer
someone who discourages enjoyment or enthusiasm
crime
serial killer in caregiving roles
germ killer
substance that kills harmful microorganisms on surfaces or objects
bloody scares
horror film with graphic violence and a killer
insect killer
device that kills insects using electricity
mob shooter
professional killer who uses a gun
crime
male professional killer or gunman
crime
professional killer using a gun
killer
person who kills another person or animal
mercy killer
caregiver who performs mercy killings
killer woman
woman who kills her romantic partners
paid killer
assassin for hire
crime
professional killer using a gun
killer traits
characteristic of someone who kills for money or political reasons
abr: dichlorodiphenyltrichloroethane
chemical once used as an insect killer
killer role
person who kills a god
Examples of killer in a sentence
The killer left no evidence at the crime scene. That new movie was a killer at the box office. His latest album is a killer in the music charts. The killer breached the water dramatically. Killer sightings are common in this region. Heart disease is a silent killer.
The virus became a deadly killer. The marathon was a killer for most participants. This project deadline is going to be a killer. The killer wave destroyed the coastal village. A killer virus spread rapidly through the population. The workout was a killer session. That project deadline is a killer task. Her killer outfit turned heads at the party. The movie had a killer soundtrack that everyone loved. The exam was killer, leaving everyone exhausted. Her killer headache made it hard to concentrate.
View all translations of killer
Click below to see the appropriate translations facing each meaning.
- French:tueur, mortel, ...
- German:Mörder, verheerend, ...
- Italian:assassino, devastante, ...
- Spanish:homicida, devastador, ...
- Portuguese:homicida, letal, ...
- Chinese:凶手, 致命的, ...
- Japanese:殺人者, 致命的な, ...
- Arabic:قَاتِل, مدمر, ...
- Hebrew:רוֹצֵחַ, קַטְלָנִי, ...
- Russian:убийца, убийственный, ...
- Ukrainian:вбивця, вбивчий, ...
- Hindi:हत्यारा, विनाशकारी, ...
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