the.com/shoestring

A budget so thin it's named after the one thing cheaper than rope.

means Operating with a very small amount of money, just barely enough to get by.

from From the literal shoestring — the thin lace that ties a shoe — used figuratively since the 1800s for anything flimsy or precarious. A 'shoestring budget' or 'shoestring operation' evokes something held together by the cheapest, slenderest possible means, the way a thin lace is the last thing standing between your shoe and falling apart.

origin
1890s slang for razor-thin margins of capital
literal meaning
a shoelace, before it meant poverty
usage
always paired with budget, travel, or operation
irony
shoestrings themselves cost almost nothing
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