Simple past tense and past participle of contour.(verb)
Smoothly shaped(adjective)
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Use "contoured" in a sentence
"The map in particular which had been issued to me was drawn upon a scale so large that even comparatively insignificant distances could be closely measured upon it, and it was so full of detail that apparently every building, however unimportant, was marked upon it; also it was "contoured" -- that is to say, it was covered all over with wavy lines, each of which represented a definite height above sea-level."
"The low-key method may seem as stripped down as its subjects, but it's also as keenly contoured."
"The exterior panel covering the generator is stamped sheet-steel and not contoured to the body, so it's just ugly."