1. A sudden and severe onset of trouble 
2. (military) an offensive against an enemy (using weapons)
   - attack, onset, onrush 
3. The rapid and continuous delivery of linguistic communication (spoken or written)
   - barrage, bombardment, outpouring

Derived forms: onslaughts

Type of: language, linguistic communication, military operation, op, operation, trouble

Encyclopedia: Onslaught

• undo
• undoable
• undock
• undocumented
• undoer
• undogmatic
• undogmatical
• undoing
• undomestic
• undomesticated
• undone
• undoubted
• undoubtedly
• undrained
• undramatic
• undramatically
• undrape
• undraped
• undrawn
• undreamed
• undreamed of
• undreamt
• undreamt of
• undress
• undressed