The term PLAY A HORN can be solved by two words, TOOTLE (6 letters) and BLOW (4 letters). To play a horn is to make music with a wind instrument, such as a trumpet, trombone, or French horn. The act of playing a horn involves blowing air into the instrument, which causes the air inside the instrument to vibrate and produce sound. To TOOTLE is to play a horn in a light, cheerful manner, while to BLOW is to play a horn with more force and intensity.