What's the meaning of the phrase "bread & butter" to describe finances?

Question

What's the meaning of the phrase "bread & butter" to describe finances?

Answer 1

i think its related to our earning or say basic food, which every  general man takes like DAAL AND ROTI  in india

Answer 2

It refers to your livelihood, whatever you do or have that generates your income.

Example: "Selling on ebay is my bread and butter."

Answer 3

This phrase means either:

you and somebody are really good friends and unseperatable

or it means you are holding hands and need to separate because there is an opstical in the way

Answer 4

BREAD AND BUTTER - One meaning of this phrase is one's livelihood - how you get money (bread) to pay the rent ("keep a roof over your head) and buy food (butter) and send the kids to college. Etc!!!.

Answer 5

basic food to survive...