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

See also: disorderly

• bissextile year
• bistable
• bister
• bistered
• bistort
• bistoury
• bistre
• bistred
• bistro
• bistroic
• bisulcate
• bisulfate
• bisulphate
• bit
• bit field
• bit part
• bit-by-bit
• bitartrate
• bitch
• bitchery
• bitchiness
• bitchy
• bite
• bite off
• bite out