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curve

1 curve /ˈkɚv/ noun
plural curves
1 curve
/ˈkɚv/
noun
plural curves
Britannica Dictionary definition of CURVE
[count]
: a smooth, rounded line, shape, path, etc.
technical : a curved line on a graph that shows how something changes or is affected by one or more conditions
see also learning curve
: a curving line or shape of the human body and especially of a woman's body usually plural
baseball : curveball often used figuratively

ahead of the curve

chiefly US, approving
: faster about doing something than other people, companies, etc.

behind the curve

chiefly US, disapproving
: slower about doing something than other people, companies, etc.
2 curve /ˈkɚv/ verb
curves; curved; curving
2 curve
/ˈkɚv/
verb
curves; curved; curving
Britannica Dictionary definition of CURVE
[no object] : to form a curve : to turn or change from a straight line, shape, or path to a smooth, rounded one
[+ object] : to cause (something) to form a curve