Funny little colloquial phrases

‘A sandwich short of a picnic’ would be the kangaroo equivalent here.

My favourite Aussie one is ‘go bite yer bum’.
More affective than ‘please remove yourself from my presence’.
Or is it effective, I used to know these things.

The lights are on but theres no one home is the same thing here Blossoming or He's on a brain share and its not his turn until next week

I like that last one, never heard that before. Another is charging like a wounded bull for people who over charge for their services and ‘if he had another brain it’d be lonely’ though I haven’t heard that for a couple of years.

A coupon short of a toaster or a sandwich short of a picnic.

Not the full shilling.

Lift doesn’t go to the top floor.

A Fool and His Money Are Soon Parted.

Not the brightest coin in the mint.

Said in my Grandad's South (West as was) Yorkshire accent: Let's 'ave a loook at these 'ere 'errins 'eads. (herrings' heads)

DD1 says she's only ever heard me say this but I'm sure I didn't make it up!

Said for anything a bit tricky/complicated that requires some consideration.

His/her get up and go, got up and went.

I started out with nothing, and I still have most of it left!

The breaking strain of a wet Kit Kat. Used about me when I dither about an offered drink in our local and then say yes please.

No carpet on the upstairs landing.

Yer bum’s oot the windae which in translation means something like you have been caught out.

All fur coat and no knickers!
(Chilly)

Continuing with an Australian theme:
Pull ya head in, mate (meaning is obvious)
He's a right drongo (idiot)
You flamin' galah (don't be so stupid)

Nearer home:
About as useful as a chocolate fireguard
Couldn't organise a booze-up in a brewery
Or a feast for pigeons in a cornfield

"On the huh" meaning something is not level or is wonky (East Anglian phrase)

Two unsuitable for delicately-minded maiden ladies, sorry.

I used to like this one of my father’s - falling over was ‘going arse over breakfast time’. Never heard it from anyone else though.

Nor his expression for being scared witless - ‘shitting little blue lights’ - DBro and I were wondering just the other day whether it was his own invention, since we’ve never heard it anywhere else.
My DF had what would still be considered a ‘posh’ voice but his language was very often ‘colourful’. My DM always put it down to his WW2 years in the RN, since we never heard so much as a ‘colourful’ word from his parents.

Yer talking mince...means your talking rubbish

Callistemon, I still use drongo and galah, I’d forgotten they were Aussie ones.
Orlin is often a bloody drongo or a flaming galah.

It has to be said in an Aussie accent of course!

'Will's mother' features in a lot of Midlands sayings - it's a bit black over Will's mothers' - and - going all round Will's mother's' (the long way round)