Definitions
1.nounAn outline, boundary or border, usually of curved shape."the low drag contour of a modern automobile"
2.nounA line on a map or chart delineating those points which have the same altitude or other plotted quantity: a contour line or isopleth.
3.nounA speech sound which behaves as a single segment, but which makes an internal transition from one quality, place, or manner to another.
4.verbTo form a more or less curved boundary or border upon.
5.verbTo mark with contour lines.
6.verbTo practise the makeup technique of contouring.