An audible is a play called by the quarterback at the line of scrimmage, which changes the play that was previously called in the huddle; a change of plans in game play, just before the ball goes into play Also called an automatic
A sound that is audible is loud enough to be heard. The Colonel's voice was barely audible + audibly audibly Hugh sighed audibly. a sound that is audible is loud enough for you to hear it inaudible (audibilis, from audire; AUDIO)
An audible is a play called by the quarterback at the line of scrimmage which changes the play that was previously called in the huddle; a change of plans in game play, just before the ball goes into play Also called an automatic