From Longman Dictionary of Contemporary Englisha whirlwind of emotions/activity etca whirlwind of emotions/activity etcLOT/LARGE NUMBER OR AMOUNTa situation in which you experience a lot of different emotions, or a lot of different things happen, one after another → whirlwind
Examples from the Corpus
a whirlwind of emotions/activity etc• Life has been a whirlwind of activity for Rimes, a middle-school student from Garland, Texas.• That set off a whirlwind of activity. 