the killer kind

the killer kind

The dangerous type of a thing that is otherwise benign. The phrase can but does not always refer to things that are actually life-threatening. Oh man, this brain freeze is the killer kind—ouch, my head! What are you so scared of? It's not like these bees are the killer kind.
See also: killer, kind
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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