from Bartleby, The American Heritage Dictionary:

dory2

SYLLABICATION: do·ry
PRONUNCIATION: dôr, dr
NOUN: Inflected forms: pl. do·ries
1. John Dory. 2. See walleye (sense 1).
ETYMOLOGY: Middle English dorre, from Old French doree, from feminine past participle of dorer, to gild, from Late Latin deaurre : Latin d-, de- + Latin aurum, gold.

That would seem to make sense...adding to satisfactory (hunky), gilded (dory).

>from Late Latin deaurre : Latin d-, de- + Latin aurum, gold.<

How did you miss this one, Faldage? Nits must be in season...