Answer: WEED

In this context, "weed" refers to unwanted plants or vegetation. It is often used to describe plants that grow in areas where they are not desired, such as gardens, lawns, or agricultural fields. The word "whacker" is likely referring to a specific tool called a weed whacker or a weed trimmer. It is a handheld device with a rotating string or blade used to cut or trim down unwanted vegetation. Therefore, the phrase "whacker target" suggests that the word "weed" refers to the plants or vegetation that you would typically use a weed whacker to remove or trim.

Note: The provided meaning of the answer is for the latest New York Times crossword puzzle clue: "Whacker" target. Explanations are generated by AI and may be inaccurate.