A sword is a bladed weapon that is typically longer than a knife or dagger. It has a handle and is used for cutting, thrusting, or striking. The clue "foil, e.g." refers to one type of sword called a foil, which is a light and flexible weapon used primarily in the sport of fencing.
Note: The provided meaning of the answer is for the latest New York Times crossword puzzle clue: Ensiform, adj.. Explanations are generated by AI and may be inaccurate.