1. [n]  the alignment of the wheels of a motor vehicle closer together at the bottom than at the top
2. [n]  a slope in the turn of a road or track; the outside is higher than the inside in order to reduce the effects of centrifugal force
3. [n]  a slight convexity (as of the surface of a road)
4. [v]  curve upward in the middle

Camber
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1. \Cam"ber\, n. [Of. cambre bent, curved; akin to F.
   cambrer to vault, to bend, fr. L. camerare to arch over, fr.
   camera vault, arch. See {Chamber}, and cf. {Camerate}.]
   1. (Shipbuilding) An upward convexity of a deck or other
      surface; as, she has a high camber (said of a vessel
      having an unusual convexity of deck).
   2. (Arch.) An upward concavity in the under side of a beam,
      girder, or lintel; also, a slight upward concavity in a
      straight arch. See {Hogback}.
   {Camber arch} (Arch.), an arch whose intrados, though
      apparently straight, has a slightly concave curve upward.
   {Camber beam} (Arch.), a beam whose under side has a concave
      curve upward.
   

2. \Cam"ber\, v. t. [imp. & p. p. {Cambered}; p. pr. & vb.
   n. {Cambering}.]
   To cut bend to an upward curve; to construct, as a deck, with
   an upward curve.
   

3. \Cam"ber\, v. i.
   To curve upward.