Simple Definition of hellish
: very bad, unpleasant, or shocking
Full Definition of hellish
: of, resembling, or befitting hell; broadly : terrible
Examples of hellish in a sentence
We've been having hellish weather lately.
The battlefield was a hellish scene of death and destruction.
First Known Use of hellish
HELLISH Defined for Kids
Definition of hellish for Students
: extremely bad <hellish violence>
Seen and Heard
What made you want to look up hellish? Please tell us where you read or heard it (including the quote, if possible).