(Variations: big or important or real may replace heavy; dough or jack or sugar may replace money) A large amount of money; impressive sums; megabucks: Why did she walk out on a movie career which was paying her heavy money?/ I’ve been busy cleaning up some heavy dough/ So nobody’s about to pay big money for the site fee of a Tyson versus Ribalta (1924+)
- Heavy occupancy vehicle lane
noun See HOV lane
- Heavy oil
noun 1. a hydrocarbon mixture, heavier than water, distilled from coal tar
noun 1. either of the two stable isotopes of oxygen having mass numbers of 17 and 18.
- Heavy particle
heavy particle A subatomic particle with relatively high mass, especially a baryon.