Moon Viewing
noun
When you moon see something, you're doing a moon viewing.
つきみ
The readings for this word are both kun'yomi readings. For 見 you already learned the kun'yomi reading when you learned the kanji. For 月 you'll have to think back to the vocab word 月 which uses the つき reading. Combine these two together and you have つきみ.
十月は、月見のシーズンですね。
October is moon-viewing season.
お月見しながらプロポーズだなんて、ロマンチックだね。
Proposing while looking at the moon sounds romantic.
月見うどん、一つ下さい。
An udon with an egg, please.