Rude

1. superl. 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.
2. superl. Characterized by roughness; umpolished; raw; lacking delicacy or refinement; coarse.
3. superl. Unformed by taste or skill; not nicely finished; not smoothed or polished; — said especially of material things; as, rude workmanship.
4. superl. Of untaught manners; unpolished; of low rank; uncivil; clownish; ignorant; raw; unskillful; — said of persons, or of conduct, skill, and the like.
5. superl. Violent; tumultuous; boisterous; inclement; harsh; severe; — said of the weather, of storms, and the like; as, the rude winter.
6. superl. Barbarous; fierce; bloody; impetuous; — said of war, conflict, and the like; as, the rude shock of armies.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.