1. Noisy and lacking in restraint or discipline
   "a robustious group of teenagers"
   - boisterous, rambunctious [N. Amer], rumbustious [Brit], unruly

See also: disorderly

• unpin
• unpitying
• unplaced
• unplanned
• unplanted
• unplastered
• unplayable
• unplayful
• unpleasant
• unpleasant person
• unpleasant woman
• unpleasant-smelling
• unpleasantly
• unpleasantness
• unpleasing
• unpleasingness
• unpledged
• unploughed
• unplowed
• unplug
• unplumbed
• unpointed
• unpointedness
• unpolished
• unpolitical