feel like jelly

feel like jelly

To feel very unstable or weak. This phrase is often used to describe the knees or legs. My legs felt like jelly when I got off that roller coaster—I had to sit down right away.
See also: feel, jelly, like
Farlex Dictionary of Idioms.

be/feel like ˈjelly

(also turn to ˈjelly) (of legs or knees) feel weak because you are nervous or frightened.: She couldn’t move — her head was swimming, her mouth was dry and her legs felt like jelly.
See also: feel, jelly, like
Farlex Partner Idioms Dictionary
See also:
  • be like jelly
  • be/feel like jelly
  • jelly
  • feel (one's) legs
  • feel your legs
  • pillars to the temple
  • get up on hind legs
  • get up on its hind legs
  • rear up
  • fast