GRAVY
boom, bonanza, gold rush, gravy, godsend, manna from heaven, windfall, bunce
(noun) 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 like an assembly line”
gravy, pan gravy
(noun) the seasoned but not thickened juices that drip from cooking meats; often a little water is added
gravy
(noun) a sauce made by adding stock, flour, or other ingredients to the juice and fat that drips from cooking meats
Source: WordNet® 3.1
Etymology
Noun
gravy (usually uncountable, plural gravies)
(uncountable) A thick sauce made from the fat or juices that come out from meat or vegetables as they are being cooked.
(UK, Canada) A dark savoury sauce prepared from stock and usually meat juices; brown gravy.
(Southern US) A pale sauce prepared from a roux with meat fat; a type of béchamel sauce
(countable) A type of gravy.
(uncountable, Italian-American) Sauce used for pasta.
(uncountable, India, Singapore) Curry sauce.
(uncountable, informal) Unearned gain.
(uncountable, informal) Extra benefit.
Source: Wiktionary
Gra"vy, n; pl. Gravies. Etym: [OE. greavie; prob. fr. greaves,
graves, the sediment of melted tallow. See Greaves.]
1. The juice or other liquid matter that drips from flesh in cooking,
made into a dressing for the food when served up.
2. Liquid dressing for meat, fish, vegetables, etc.
Source: Webster’s Unabridged Dictionary 1913 Edition