like a demon
Definition of like a demon
: with intense energy She works like a demon.
Word by Word Definitions
: an evil spirit
: a source or agent of evil, harm, distress, or ruin
: an attendant (see 2attendant 1) power or spirit : genius
Seen and Heard
What made you want to look up like a demon? Please tell us where you read or heard it (including the quote, if possible).