1 in a natural or raw state; not yet processed or refined : crude oil.
• Statistics (of figures) not adjusted or corrected : the crude mortality rate.
• (of an estimate or guess) likely to be only approximately accurate.
2 constructed in a rudimentary or makeshift way : a relatively crude nuclear weapon.
• (of an action) showing little finesse or subtlety and as a result unlikely to succeed : the measure was condemned by economists as crude and ill-conceived.
3 (of language, behavior, or a person) offensively coarse or rude, esp. in relation to sexual matters : a crude joke. See note at rude .
natural petroleum : the ship was carrying 80,000 tons of crude.
crudity |ˈkroōditē| noun
ORIGIN late Middle English : from Latin crudus ‘raw, rough.’