Please explain this idiomatic phrase - turns your legs to jelly - in this small sentence?

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Please explain this idiomatic phrase - turns your legs to jelly - in this small sentence?

Even if the very thought of running up debts to fund your way through higher education turns your legs to jelly, most experts agree that it is a worthwhile investment.

2007-07-25 06:59:38 · 1 answers · asked by Paresh P 1 in Education & Reference ➔ Words & Wordplay

1 answers

The thought affects you so strongly that your knees get weak and you are unable to stand. Your legs, having "turned to jelly," can not support you.

2007-07-25 07:04:55 · answer #1 · answered by Chewie 3 · 0⤊ 0⤋