crude

adj

1. In a natural, untreated state.

   “crude oil”

2. Characterized by simplicity, especially something not carefully or expertly made.

   “a crude shelter”

   “a crude estimate”

   “a crude guess”

   “City Comedies depicted the pursuit of wealth, status, and women in Jacobean London. In a typical plot, a ne'er-do-well young gentleman dupes his older relatives out of money, while lower-class rascals play cruder tricks on respectable citizens.”

3. Lacking concealing elements.

   “a crude truth”

4. Lacking tact or taste.

   “a crude remark”

   “You shouldn't use such crude language when talking to the bank manager.”

   “At first, there’s something almost disconcertingly crude about the sasquatch skins.”

5. Not adjusted or further analyzed.
6. (archaic)Immature or unripe.
7. (obsolete)Uncooked, raw.

   “Her mete was very crude, She had not wel endude; […]”

8. Pertaining to the uninflected stem of a word.

noun

1. (countable, uncountable)Any substance in its natural state.
2. (abbreviation, alt-of, countable, ellipsis, uncountable)Ellipsis of crude oil.

   “The dawn of the oil age was fairly recent. Although the stuff was used to waterproof boats in the Middle East 6,000 years ago, extracting it in earnest began only in 1859 after an oil strike in Pennsylvania. The first barrels of crude fetched $18 (around $450 at today’s prices).”