飯 is one of the most commonly used Japanese kanji, and it also has a lot of special readings in addition to the standard onyomi and kunyomi readings.
ONYOMI 音読み
めし meshi
KUNYOMI 訓読み
ハン han
Examples
とにかくメシ・・・といきたいところだが、その前に用を足すことにした。Anyhow, lunch … is where I wanted to go but I decided to go to the toilet first.一週間メシ抜きだよ。I went without food for a week.テレビを点け、彼女がブラウン管の前で遊弋している。「おい、飯だぞ?」Television turned on, she patrols in front of the CRT. “Hey you, food’s up!”