Close buds are two people who are very close friends, often sharing a strong bond of trust and loyalty. The term 'close buds' is often used to describe two people who have been friends for a long time and have a deep understanding of each other. The term can also be used to describe two people who have recently become close friends and share a strong connection. The crossword solution BROS is an abbreviation of the word 'BROTHERS', which is often used to refer to two close friends.