all at once, adv.
freq. cnt. 2
freq. cnt. 2
without warning
<adv.all> freq. cnt.: 2 freq. cnt.: 1 freq. cnt.: 1
all at once all of a sudden
sample sentences
"all at once, he started shouting"
all at the same time
<adv.all> freq. cnt.: 2 freq. cnt.: 1 freq. cnt.: 1
all at once all together