on ‧ rush /ˈɒnrʌʃ $ ˈɑːn-, ˈɒːn-/ BrE AmE noun [singular]
a strong fast movement forward, or the sudden development of something
onrush of
the first onrush of the epidemic
—onrushing adjective :
the onrushing tide
on ‧ rush /ˈɒnrʌʃ $ ˈɑːn-, ˈɒːn-/ BrE AmE noun [singular]
a strong fast movement forward, or the sudden development of something
onrush of
the first onrush of the epidemic
—onrushing adjective :
the onrushing tide
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012