(figuratively) An employee of a company who creates a large amount of unexpected business, consistently brings in money at critical times, or brings in markedly more money than his or her co-workers, thereby "floating their salaries".
(figuratively) An executive or lawyer with exceptional ability to attract clients, use political connections, or increase profits, etc.
(figuratively) An investor in sick or start-up business ventures.
(baseball, informal) A batted ball that is hit very high into the air.
