The Collaborative International Dictionary of English v.0.48:

Oddly \Odd"ly\, adv.
   1. In an odd manner; unevenly. [R.]
      [1913 Webster]

   2. In a peculiar manner; strangely; queerly; curiously. "A
      figure a little more oddly turned." --Locke.
      [1913 Webster]

            A great black substance, . . . very oddly shaped.
                                                  --Swift.
      [1913 Webster]

   3. (Math.) In a manner measured by an odd number.
      [1913 Webster]

WordNet (r) 3.0 (2006):

oddly
    adv 1: in a manner differing from the usual or expected; "had a
           curiously husky voice"; "he's behaving rather peculiarly"
           [syn: curiously, oddly, peculiarly]
    2: in a strange manner; "a queerly inscribed sheet of paper"
       [syn: queerly, strangely, oddly, funnily]