Noun: onrush 'ón,rúsh
- A forceful forward rush or flow
"from the bow she stared at the mesmerising onrush of the sea where it split and foamed"; "the explosion interrupted the wild onrush of her thoughts"
- (military) an offensive against an enemy (using weapons)
"The troops prepared for the onrush at dawn";
- attack, onslaught, onset
Derived forms: onrushes
Type of: military operation, op [informal], operation, rush, spate, surge, tide, upsurge, upswell
Encyclopedia: Onrush