PEG ON THE LINKS is a golfing term which refers to the practice of placing a peg in the ground at the point where a ball has landed on the course. This is done to mark the spot so that the player can take their next shot from the same location. The term TEE, which is a three-letter solution to this crossword, is also related to golfing and refers to the small wooden or plastic peg which is used to mark the spot from which the player takes their first shot.