Refers to the waterfowl. The kanji 鴨 is standard, but kana is also common.
There are many ducks on the pond in the park.
He is a perfect sucker for a con artist.
Being so defenseless, he's like a sitting duck.
Every winter, hunters who hunt ducks come to the lake.
At this restaurant, the hot pot dish made with duck meat is popular.
鴨 refers to wild ducks in general, while アヒル specifically means the domesticated duck.
counter for birds; counter for rabbits
lintel; upper door frame
platypus
spot-billed duck
mallard; mallard duck
cross between a mallard and domestic duck; hybrid duck
green-winged teal; Eurasian teal
harlequin duck
long-tailed duck; oldsquaw
Falkland steamer duck
falcated duck; falcated teal
Standard kanji spelling for 'duck'. Also used in the figurative sense, though kana is more common there.
Katakana spelling is sometimes used for the figurative sense, especially in casual or emphatic contexts.
Kana spelling is strongly preferred for the figurative 'easy mark' sense.
Rarely used kanji form for 'duck'.
The origin is uncertain, but the word is native Japanese. The figurative sense likely derives from the idea of a duck being an easy target for hunters.
wild duck
greater scaup
defeat easily; take advantage of; eat alive · swindle; bilk; dupe
duck hunting reserve
duck hunting