General
boss that
What does boss that mean?
An intensified form of 'boss', tacking 'that' on the end for emphasis.
"That new film was boss that!"
Origin
Scouse habit of appending 'that' to statements for emphasis.
Frequently asked questions
What does 'boss that' mean?
It's an emphatic way of saying 'that's excellent', with 'that' tacked on for emphasis.
How do you use 'boss that'?
You add 'that' after 'boss' to stress how good something is, e.g. 'The match was boss that!'
Why do Scousers add 'that' at the end?
Appending 'that' to statements for emphasis is a characteristic feature of Liverpool speech.
Study it as flashcards or scroll it in Vocabulary Flow — saved to your collection.