nosy

from WordNet (r) 3.0 (2006)

nosy
    adj 1: offensively curious or inquisitive; "curious about the
           neighbor's doings"; "he flipped through my letters in his
           nosy way"; "prying eyes"; "the snoopy neighbor watched us
           all day" [syn: {nosy}, {nosey}, {prying}, {snoopy}]

from The Collaborative International Dictionary of English v.0.48

nosy \nosy\ adj.
   Offensively or intrusively curious; prying; nosey; as, he
   flipped through my letters in his nosy way.

   Syn: inquisitorial, nosey, prying, snoopy.
        [WordNet 1.5]

from Moby Thesaurus II by Grady Ward, 1.0

30 Moby Thesaurus words for "nosy":
      busy, busybody, curious, delving, digging, eavesdropping, fishing,
      forward, impertinent, in search of, inquisitive, inquisitorial,
      loaded for bear, looking for, meddlesome, meddling, officious,
      out for, out for bear, poking, presumptuous, probing, prying,
      pushing, pushy, searching, self-appointed, snooping, snoopy,
      spying

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