Simple Definition of catapult

from our Learner's Dictionary

catapult

1 of 2

noun

plural catapults
1
a
: an ancient weapon used for throwing large rocks
b
British : slingshot
2
: a device for launching an airplane from the deck of an aircraft carrier

catapult

2 of 2

verb

catapults; catapulted; catapulting
1
: to throw (something) with a catapult
They catapulted rocks toward the castle.
2
a
: to cause (someone or something) to quickly move up or ahead or to a better position
The publicity catapulted her CD to the top of the charts.
The novel catapulted him from unknown to best-selling author.
b
: to quickly move up or ahead : to quickly advance to a better position
He catapulted to fame after his first book was published.
Her career was catapulting ahead.

Cite this Entry

“Catapult.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/catapult. Accessed 20 Jun. 2026.

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