| gold mine | |
| —n | |
| 1. | a place where gold ore is mined |
| 2. | a source of great wealth, profit, etc |
| 'gold-miner | |
| —n | |
| 'gold-mining | |
| —n | |
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
gold mine
A rich, plentiful source of wealth or some other desirable thing, as in That business proved to be a gold mine, or She's a gold mine of information about the industry. [First half of 1800s]