Source : Webster's Revised Unabridged Dictionary (1913)

Flyspeck \Fly"speck\ (fl?'sp?k), n.
   A speck or stain made by the excrement of a fly; hence, any
   insignificant dot.

Flyspeck \Fly"speck\, v. t.
   To soil with flyspecks.

Source : WordNet®

flyspeck
     adj : very small; "diminutive in stature"; "a lilliputian chest of
           drawers"; "her petite figure"; "tiny feet"; "the
           flyspeck nation of Bahrain moved toward democracy"
           [syn: {bantam}, {diminutive}, {lilliputian}, {midget},
           {petite}, {tiny}]
     n : a tiny dark speck made by the excrement of a fly