Did You Know? .....Sling Yer Ook....

[ToraToraTora]

In nautical terminology, the "hook" was the anchor and the sling was a sort of holder for the anchor. So Sling yer ook, is saying put the anchor in the sling, ie go away!

[Bazile]

There are a lot of expressions whose origins are nautical based .

Off the top of my head - ' caught between the devil and the deep blue sea '

[dannyk13]

I knew that one.

[ToraToraTora]

yeah that's a good one Baz.

[Spicerack]

Didn't know that. No surprise we can trace a lot of sayings to things nautical. We were a nautical nation.

[zebo]

FLogging a dead horse has a nautical origin, I think we were told about it on the Constitution in Boston harbour, can't recall the details.

[dannyk13]

https://www.phrases.org.uk/meanings/flogging-a-dead-horse.html