- gravy - basically the juices that drip from cooking meats
--1 is a kind of sauce
--1 has particulars: pan gravy- boom, bonanza, gold rush, gravy, godsend, manna from heaven, windfall, bunce - a sudden happening that brings good fortune (as a sudden opportunity to make money); "the demand for testing has created a boom for those unregulated laboratories where boxes of specimen jars are processed lik an assembly line"
--2 is a kind of happening, occurrence, natural event
- boom, bonanza, gold rush, gravy, godsend, manna from heaven, windfall, bunce - a sudden happening that brings good fortune (as a sudden opportunity to make money); "the demand for testing has created a boom for those unregulated laboratories where boxes of specimen jars are processed lik an assembly line"