off the boil

It generally means that a person or something has gone mad or it has possibly gone bad.

By screaming in the middle of the shop, the guy had gone off the boil

by Vix Morgan January 12, 2006

Take it off the boil

To use when telling someone to calm down

John- I am so angry I think I'm going to explode!

Steve- Take it off the boil mate, it'll be alright

by lordofawesome May 12, 2009

go off the boil

To lose one’s intensity or interest on something.

Don’t go off the boil because of this one deviation Michael. Stay focused!

by Sicilian Cowboy November 7, 2023