The term 'Presidential 'No'' refers to the power of the President of the United States to VETO a bill passed by Congress. This power is granted to the President by the Constitution and is known as the VETO power. The crossword solution for this term is VETO, which is a four-letter word. A VETO is an official rejection of a proposed law or other measure, and it is the President's way of expressing disapproval of a bill. The President's VETO can be overridden by a two-thirds majority vote in both the House of Representatives and the Senate.