/rohl"owt'/ , n.
1. the first public showing of an aircraft.
2. Informal. the introduction or inauguration of a new product or service, as by an advertising campaign, public announcement, or exhibition: the most lavish rollout in soft-drink history.
3. Football. an offensive maneuver in which the quarterback, having the option to run or pass, takes the ball from the center, moves back a distance toward his goal line, and then moves forward and toward a sideline.
Also, roll-out .
[ 1955-60; n. use of v. phrase roll out ]