also: え
noun
animal feed; pet food; fodder
Food given to animals, livestock, or pets. Covers everything from hay to commercial pet food.
犬にえさをあげる時間だ。
It's time to feed the dog.
牛のえさは干し草だ。
The cows' feed is hay.
noun
Used for fishing bait, traps, or figuratively as an enticement to lure someone into a situation.
釣り針にえさを付ける。
I put bait on the fishing hook.
犯人はお金をえさに人を集めた。
The criminal gathered people using money as bait.