bread and butter

Found in Anh - Anh (Wordnet)

Definition Noun : 1. A person's primary source of income or livelihood : The fundamental means by which one earns money to support oneself and pay for basic necessities. 2. A staple or fundamental item : The basic, essential, or most reliable element of something. Usage Examples Noun (as livelihood) : Writing textbooks is his bread and butter ; he writes novels for passion. For many local shops...