a language that is used for communication between people whose main languages are different.

English is the undisputed lingua franca of the business world. (often + of)

• come to a sticky end
• come to blows
• come to grief
• come to grips with
• come to grips with something
• come to heel
• come to light
• come to mind
• come to senses
• come to terms with
• come to terms with something
• come to the [bargaining/peace etc.] table
• come to the bargaining table
• come to the peace table
• come to the ... table
• come to the table
• come to your senses
• come true
• come turn up trumps
• come under fire
• come under the hammer
• come unglued
• come unstuck
• come up
• come up against a brick wall