一哄而起

(of a group of people) to rush into action

one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

roar of laughter (onom.) / hubbub / to roar (as a crowd)

to deceive / to coax / to amuse (a child)

variant of 鬨|哄[hong4]

tumult / uproar / commotion / disturbance

and / as well as / and so / but (not) / yet (not) / (indicates causal relation) / (indicates change of state) / (indicates contrast)

to rise / to raise / to get up / to set out / to start / to appear / to launch / to initiate (action) / to draft / to establish / to get (from a depot or counter) / verb suffix, to start / starting from (a time, place, price etc) / classifier for occurrences or unpredictable events: case, instance / classifier for groups: batch, group