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

See also: disorderly

• sabot
• sabotage
• saboteur
• sabra
• sabre
• sabre rattling
• sabre saw
• sabre-toothed
• sabre-toothed tiger
• sabretooth
• sabulous
• sac
• sac fungus
• Sacagawea
• Sacajawea
• saccade
• saccadic
• saccate
• saccharase
• saccharic acid
• saccharide
• saccharify
• saccharimeter
• saccharin
• saccharine