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whatsit

1 ENTRIES FOUND:
whatsit /ˈwɑːtsət/ /ˈwʌtsət/ noun
also US whatsis /ˈwɑːtsəs/ /ˈwʌtsəs/
plural whatsits also US whatsises
whatsit
/ˈwɑːtsət/ /ˈwʌtsət/
noun
also US whatsis /ˈwɑːtsəs/ /ˈwʌtsəs/
plural whatsits also US whatsises
Britannica Dictionary definition of WHATSIT
[count] informal
: something whose name you have forgotten or do not know : thingamajig