squire
n. countablen. a friendly way to address a man, often used by someone like a shopkeeper or a taxi driver. It is a very old-fashioned and casual British term.
n. a colloquial and informal term of address for a man, primarily used in British English to imply a friendly but slightly subordinate relationship. Often used by service workers or in lighthearted, mock-formal social interactions.
What can I get for you today, squire?
The market trader grinned and asked the customer if he needed any help with those bags, squire.
While the term historically referred to a land-owning gentleman, its modern usage is almost exclusively a playful or slightly cheeky British vocative used between men in casual settings.
Used primarily as a vocative (a word used to address someone directly); informal and predominantly British.