Japanese phrase
___を一口ください。 ___ o hito kuchi ku da sa i
Meaning
Could I have one bite of ___?
When to use it
A polite request for a small taste of food.
Example dialogue
そのクッキーを一口ください。 so no ku kkī o hito kuchi ku da sa i
Could I have one bite of that cookie?
いいよ。どうぞ。 i i yo dō zo
Sure. Here you go.