be like jelly

be like jelly

To be or feel very unstable or weak. This phrase is often used to describe the knees or legs. My legs were like jelly when I got off that roller coaster—I had to sit down right away.

See also: jelly, like

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