The crossword clue "Fitch" often refers to "polecat," which is an answer related to an aromatic, malodorous animal similar to a skunk. It may also relate to "Fitch and muskrat" as a combined clue. Additionally, "Fitch" can be associated with Abercrombie & Fitch, the well-known retail company, or be a reference to a playwright named Fitch in some puzzles. Common answers to "Fitch" in crosswords:

• Polecat (for the animal)
• Reference to Abercrombie & Fitch (retail)
• Possibly a playwright's name in certain contexts

If you have a specific crossword context or length of the answer, that can help narrow down the precise answer needed.