The definition of harum-scarum is done in a reckless way.
(adjective)An example of something harum-scarum is jaywalking across a busy urban street.
Harum-scarum is defined as in a reckless manner.
(adverb)An example of harum-scarum used as an adverb is in the phrase "harum-scarum eating," which means eating in a destructive manner.
See harum-scarum in Webster's New World College Dictionary
adverb
noun
See harum-scarum in American Heritage Dictionary 4
adjective
Origin:
Origin: Perhaps alteration of hare 'em, scare 'em
Origin: : hare, to frighten
Origin: + scare
.Learn more about harum-scarum