drake (n.1)

"male of the duck," c. 1300, unrecorded in Old English, but it might have existed, from West Germanic *drako (source also of Low German drake, second element of Old High German anutrehho, German Enterich, dialectal German Drache).

drake (n.2)

"dragon," c. 1200, from Old English draca "dragon, sea monster, huge serpent," from Proto-Germanic *drako (source also of Middle Dutch and Old Frisian drake, Dutch draak, Old High German trahho, German drache), an early borrowing from Latin draco (see dragon).

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Definitions of drake from WordNet
drake (n.)
adult male of a wild or domestic duck;
Drake (n.)
English explorer and admiral who was the first Englishman to circumnavigate the globe and who helped to defeat the Spanish Armada (1540-1596);
Synonyms: Francis Drake / Sir Francis Drake