In the UK we say 'the coast is clear' when telling someone that 'there is no-one...

pbhjpbhj 20 days ago | parent | context | favorite | on: Late Bronze Age Collapse

In the UK we say 'the coast is clear' when telling someone that 'there is no-one around to see any misdeeds you're about to do'. Nothing about Moors, nor even Spaniards!