Simple Definition of jelly

from our Learner's Dictionary

jelly

noun

plural jellies
1
: a sweet and soft food made by boiling sugar and fruit juice until it is thick
a selection of different jellies and jams
He spread some jelly on his toast.
a jar of grape jelly
a peanut butter and jelly sandwich
a jelly doughnut [=a doughnut with jelly inside of it]
sometimes used figuratively
One look from her reduces me to jelly. [=makes me feel very weak and nervous]
Shock and fear turned my legs to jelly. [=made my legs feel very weak]
2
British : a fruit-flavored dessert made with gelatin

Note: In the U.S., this kind of dessert is known by the trademark Jell-O.

3
old-fashioned : a food made from meat juices and gelatin
a meat glaze made with stock and jelly
4
: a substance that is soft and thick like jelly
liquid ointments and jellies
lubricating jelly

Cite this Entry

“Jelly.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/jelly. Accessed 23 Jun. 2026.

More from Merriam-Webster on jelly

More from Merriam-Webster