unbridled Meaning, Definition & Usage

  1. verb remove the bridle from (a horse or mule)
    unbridle.
  2. adjective satellite not restrained or controlled
    ungoverned; uncurbed; unchecked.
    • unbridled rage
    • an unchecked temper
    • ungoverned rage

WordNet

Un*bri"dled adjective
Etymology
Pref. un- not + bridled.
Definitions
  1. Loosed from the bridle, or as from the bridle; hence, unrestrained; licentious; violent; as, unbridled passions. "Unbridled boldness." B. Jonson.
    Lands deluged by unbridled floods. Wordsworth.
    -- Un*bri"dled*ness, n. Abp. Leighton.

Webster 1913