livelihood; bread and butter
Refers to the means by which one earns a living; often used in contexts discussing work, income, or sustenance.
For him, this small shop is his livelihood.
For many people, agriculture is their bread and butter.
Standard kanji spelling.
Kana spelling for 糧, used when the kanji is considered difficult or for emphasis.
Compound of 生活 (livelihood, life) and 糧 (food, sustenance), literally 'the food of one's livelihood', figuratively meaning the source of one's income or means of living.