(of persons) so unrefined as to be lacking in discrimination and sensibility
CRUDE
a dark oil consisting mainly of hydrocarbons
not processed or subjected to analysis; "raw data"; "the raw cost of production"; "only the crude vital statistics"
devoid of any qualifications or disguise or adornment; "the blunt truth"; "the crude facts"; "facing the stark reality of the deadline"
conspicuously and tastelessly indecent; "coarse language"; "a crude joke"; "crude behavior"; "an earthy sense of humor"; "a revoltingly gross expletive"; "a vulgar gesture"; "full of language so vulgar it should have been edited"
belonging to an early stage of technical development; characterized by simplicity and (often) crudeness;
not refined or processed; "unrefined ore"; "crude oil"
not carefully or expertly made; "managed to make a crude splint"; "a crude cabin of logs with bark still on them"; "rough carpentry"
NAFF
Lacking taste or style
Inferior
OBSCENE
suggestive of or tending to moral looseness; "lewd whisperings of a dirty old man"; "an indecent gesture"; "obscene telephone calls"; "salacious limericks"
designed to incite to indecency or lust; "the dance often becomes flagrantly obscene"-Margaret Mead
offensive to the mind; "an abhorrent deed"; "the obscene massacre at Wounded Knee"; "morally repugnant customs"; "repulsive behavior"; "the most repulsive character in recent novels"
RAW
untempered and unrefined; "raw talent"; "raw beauty"
(used especially of commodities) being unprocessed or manufactured using only simple or minimal processes;
not processed or refined; "raw sewage"
not processed or subjected to analysis; "raw data"; "the raw cost of production"; "only the crude vital statistics"
(used informally) completely unclothed
not treated with heat to prepare it for eating
informal terms for nakedness; "in the raw"; "in the altogether"; "in his birthday suit"
lacking training or experience; "the new men were eager to fight"; "raw recruits"
brutally unfair or harsh; "received raw treatment from his friends"; "a raw deal"
used of wood and furniture; "raw wood"
unpleasantly cold and damp; "bleak winds of the North Atlantic"
having the surface exposed and painful; "a raw wound"
devoid of elaboration or diminution or concealment; bare and pure; "nak
UNCOUTH
lacking refinement or cultivation or taste; "he had coarse manners but a first-rate mind"; "behavior that branded him as common"; "an untutored and uncouth human being"; "an uncouth soldier--a real tough guy"; "appealing to the vulgar taste for violence"; "the vulgar display of the newly rich"