1A toothpick — a small thin stick used mainly for removing food particles from between the teeth.
食後に楊枝で歯に挟まった物を取った。
After the meal I used a toothpick to remove something stuck in my teeth.
カフェのテーブルにはいつも楊枝が置いてある。
Toothpicks are always placed on the café tables.
爪楊枝を使うときは人前で音を立てないよう注意しよう。
Be careful not to make noise when using a toothpick in front of others.
2A small skewer used in tea ceremony or for cutting/holding Japanese sweets (wagashi).
お菓子を楊枝で切って、少しずついただいた。
I cut the sweet with a skewer and ate it bit by bit.
茶会では楊枝が菓子と一緒に出されることが多い。
At tea gatherings, skewers are often served together with sweets.
3Historically, a toothbrush made by fraying a thin willow branch — an old usage referring to an early tooth-cleaning implement.
昔は楊枝を使って歯をこすっていたという記録が残っている。
There are records that people used willow toothpicks to rub their teeth long ago.