1. (noun) an expression that is used in Great Britain (especially as contrasted with American English)

• briticism
• britishism

2. (noun) a custom that is peculiar to England or its citizens

• britishism

1. (noun) an expression that is used in Great Britain (especially as contrasted with American English)

• expression
• formulation

2. (noun) a custom that is peculiar to England or its citizens

• custom
• usage
• usance