Fluke
Pronunciation : Fluke
Part of Speech : n.
Etymology : [Cf. LG. flunk, flunka wing, the palm of an anchor; perh. akin to E. fly.]
Definition : 1. The part of an anchor which fastens in the ground; a flook. See Anchor.
2. (Zo?l.)
Defn: One of the lobes of a whale's tail, so called from the resemblance to the fluke of an anchor.
3. An instrument for cleaning out a hole drilled in stone for blasting.
4. An accidental and favorable stroke at billiards (called a scratch in the United States); hence, any accidental or unexpected advantage; as, he won by a fluke. [Cant, Eng.] A. Trollope.
Source : Webster's Unabridged Dictionary, 1913