A fork of Rural Dictionary
This is an irish word that can be taken to mean absolutelly tired waiting on something or loosing interest in something or sick + bored doing something (had enough of soemthing).
I am fedup waiting on this bartender to serve us the pints !
'Fedupness' is what mothers get filled up with when they constantly have to tell a child off for being disobedient. The child, however, of course thinks it's totally unfair for the mother to be like that.
"Mum's full of fedupness again. Had a real go at me last night for no reason at all."
The general feeling of being fed-up
The feeling of fedupism as been rising all over the country, because Boris is being a c**t.