seat-of-the-pants (stv--pnts) adj. Slang 1. Based on or using intuition and experience rather than a plan or method; improvised: "Each has already moved beyond seat-of-the-pants management to more professional operating procedures" Business Week. 凭经验和感觉做事 2. Performed without using instruments: a seat-of-the-pants landing of the aircraft. 不用器具