Definition of whatnot noun from the Oxford Advanced American Dictionary

 

whatnot

 noun
noun
NAmE//ˈwʌtnɑt//
 
, NAmE//ˈwɑtnɑt//
 
[uncountable]and whatnot(informal)
 
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used when you are referring to something, but are not being exact and do not mention its name It's a new store. They sell toys and whatnot.
See the Oxford Advanced Learner's Dictionary entry: whatnot