i Register
In some senses, fidlet is marked as slang. Watch for register when choosing this word.
noun
A Fid during their first year in Antarctica.
noun
Alternative letter-case form of Fidlet.
If you know what it means to be a “fidlet” going for a “jolly” in your “doo”, then you are part of an exclusive club that speaks colloquial Antarctic English. […] The British use the term “fidlets”, a diminutive of “Fid”, which in turn is an acronym for Falkland Island Dependencies, the former name of the British Antarctic Survey.