what does this quote mean

"We'll have to tighten the belt a little bit and make due"

This a class comment made by broke people. When you fall behind in your bills, then money gets short and you have "more month at the end of your money" then you find ways to save money, like: buying off brand food items, getting rid of cable, reducing you phone services, buying less leaner meat, buying apples in stead of pomegranates. Basically it mean to look from ways to save money due to financial hardship.

James is correct.

However, you have a spelling error at the end of your quotation. It's " ... make do." (not "due")

http://www.idiomconnection.com/mquiz.html#A1
Scroll down and read about "make do with something."

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The quote "We'll have to tighten the belt a little bit and make due" is an expression that means one needs to cut back on expenses or make do with less resources or money than usual. It implies that someone or a group of people are facing financial challenges or constraints, and they need to adapt by reducing their spending or finding alternative solutions.

To interpret the quote further, it's important to understand the idiom "tighten the belt." This phrase originates from the action of tightening one's belt to make it fit better around the waist. In this context, it symbolizes the act of tightening one's financial situation by reducing expenses.

Additionally, "making due" refers to managing or coping with the available resources or circumstances, even if they are limited or inadequate. This indicates the need to be resourceful, creative, and efficient in order to adapt to the challenging situation.

Overall, the quote is encouraging individuals or a group to be frugal, cut back on unnecessary expenses, and find ways to adapt and survive within the limitations imposed by their financial constraints or circumstances.