Flatten, as a fly

The answer to the crossword clue “Flatten, as a fly is SWAT” is the six-letter word “SQUASH“. The clue refers to the action of eliminating an insect by hitting it with a quick and decisive blow, which is commonly done with a rolled-up newspaper or a fly swatter. The word “SQUASH” can also mean to flatten or crush something with force, such as stepping on a bug or pressing down on a piece of fruit. In both cases, the term is used to describe a swift and forceful action that results in a compacted or squished object.