Definitions of misdemeanour
(COLLOQUIAL) an action that is bad, unacceptable or breaks a rule, but is not a crime
His parents would punish him for even the slightest misdemeanour.
(especially US) a minor crime; a petty offence; a crime that is less serious than a felony
Watson was ordered to pay a fine equivalent to about £31 on the misdemeanour charge.