Definition of thingamajig
: something that is hard to classify or whose name is unknown or forgotten
Examples of thingamajig in a sentence
It's one of those thingamajigs that can give you driving directions.
<reattach that thingamajig and the machine should work>
Origin and Etymology of thingamajig
alteration of earlier thingum, from thing
First Known Use: 1824
THINGAMAJIG Defined for English Language Learners
Definition of thingamajig for English Language Learners
: something whose name you have forgotten or do not know
Seen and Heard
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