rude

American Heritage® Dictionary of the English Language, Fourth Edition

1. adj. Relatively undeveloped; primitive: a rude and savage land; a rude agricultural implement.
2. adj. Being in a crude, rough, unfinished condition: a rude thatched hut.
3. adj. Exhibiting a marked lack of skill or precision in work: rude crafts.
4. adj. In a natural, raw state: bales of rude cotton.
5. adj. Lacking the graces and refinement of civilized life; uncouth.
6. adj. Lacking education or knowledge; unlearned.
7. adj. Ill-mannered; discourteous: rude behavior.
8. adj. Vigorous, robust, and sturdy.
9. adj. Abruptly and unpleasantly forceful: received a rude shock.

Century Dictionary and Cyclopedia

1. Rough; crude; unwrought; unfashioned; ill-fashioned; without finish or shapeliness: as, a rude mass of material.
2. Lacking cultivation, refinement, or elegance; clumsy; uncouth: as, rude verses; rude art.
3. Mean; humble; little known or regarded; hence, as said of persons, low by birth or position.
4. Barbarous; uncivilized; unpolished; ignorant.
5. Having a fierce or cruel disposition; ferocious; sanguinary; savage; brutal.
6. Marked by or expressing fierceness or savageness; ferocious, fierce, or cruel in quality.
7. Ill-bred; boorish; uncivil; discourteous; impolite.
8. Marked, by incivility; contrary to the requirements of. courtesy: as, rude conduct; a rude remark.
9. Rough; tempestuous; stormy: as, a rude gale; rude weather.
10. Robust; sturdy; rugged; vigorous.
11. Synonyms Ill-shaped, raw, uncouth, unformed.
12. 7 and Vulgar, loutish, boorish, ill-bred, insolent, surly, churlish, gruff, brusk.
13. Harsh, inclement, violent, turbulent.
14. Rudely.

Wiktionary

1. adj. Bad mannered.
2. adj. Obscene, pornographic, offensive.
3. adj. Tough, robust.
4. adj. Undeveloped, unskilled, basic.
5. adj. Hearty, vigorous; found particularly in the phrase rude health.

GNU Webster's 1913

1. adj. Characterized by roughness; umpolished; raw; lacking delicacy or refinement; coarse.
2. adj. Unformed by taste or skill; not nicely finished; not smoothed or polished; -- said especially of material things.
3. adj. Of untaught manners; unpolished; of low rank; uncivil; clownish; ignorant; raw; unskillful; -- said of persons, or of conduct, skill, and the like.
4. adj. Violent; tumultuous; boisterous; inclement; harsh; severe; -- said of the weather, of storms, and the like.
5. adj. Barbarous; fierce; bloody; impetuous; -- said of war, conflict, and the like; as, the rude shock of armies.
6. adj. Not finished or complete; inelegant; lacking chasteness or elegance; not in good taste; unsatisfactory in mode of treatment; -- said of literature, language, style, and the like.

WordNet 3.0

1. adj. (used especially of commodities) being unprocessed or manufactured using only simple or minimal processes
2. adj. (of persons) lacking in refinement or grace
3. adj. lacking civility or good manners
4. adj. socially incorrect in behavior
5. adj. belonging to an early stage of technical development; characterized by simplicity and (often) crudeness