killer
7 ENTRIES FOUND:
plural
killers
plural
killers
Britannica Dictionary definition of KILLER
[count]
1
:
a person or thing that kills someone or something
-
The police finally captured the killer. [=murderer]
-
Heart disease is the leading killer of both men and women.
-
The chemical is used as a weed killer.
2
informal
:
something that is very difficult
-
That exam was a (real) killer. = That sure was a killer of an exam.
2
killer
/ˈkɪlɚ/
adjective
2
killer
/ˈkɪlɚ/
adjective
Britannica Dictionary definition of KILLER
always used before a noun
chiefly US
1
:
causing death or destruction
2
informal
:
very impressive or appealing
-
She has a killer smile. [=a very attractive smile]
-
a killer résumé
3
informal
:
very difficult
