muggy

from WordNet (r) 3.0 (2006)

muggy
    adj 1: hot or warm and humid; "muggy weather"; "the steamy
           tropics"; "sticky weather" [syn: {muggy}, {steamy},
           {sticky}]

from The Collaborative International Dictionary of English v.0.48

Muggy \Mug"gy\ (m[u^]g"g[y^]), a. [Compar. {Muggier}
   (m[u^]g"g[i^]*[~e]r); superl. {Muggiest}.] [Cf. Icel. mugga
   mist, mugginess. Cf. 4th {Mold}.]
   1. Moist; damp; moldy; as, muggy straw.
      [1913 Webster]

   2. Warm, damp, and windless; uncomfortably hot and humid;
      sultry; as, muggy air, weather.
      [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

28 Moby Thesaurus words for "muggy":
      boggy, clammy, close, damp, dampish, dank, dewy, fenny, humid,
      marshy, moist, mucky, oppressive, rainy, roric, roriferous, soggy,
      steamy, sticky, stifling, stuffy, suffocating, sultry, swampy,
      tacky, undried, wet, wettish

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