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1. grosset
an unexplainable part which has a function which is either unknown or unexplainable, similar to a thingymabob but used in a conversation or discussion of a more technical nature.
I was totally flummoxed until i realised the grosset was out of line with the camber of the grommitpule.

Nah man! It was the grosset which threw the timing out, innit!
2. grosset
A derogatory Australian term to describe a person with an over inflated view of their self importance.
Stop being a grosset!

What a total grosset!
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