night-riding1
/ˈnʌɪtˌrʌɪdɪŋ/noun
The action of riding by night, especially (US ) on horseback for the purpose of violent intimidation; an instance of this.
Origin
Mid 19th century; earliest use found in Scientific American. From night + riding.
night-riding2
/ˈnʌɪtˌrʌɪdɪŋ/adjective
That rides by night, especially (US ) to commit acts of violence and intimidation.
Origin
Early 19th century; earliest use found in Charles Lamb (1775–1834), essayist. From night + riding.