1
: a powerful explosive that is often used in the form of a stick
a stick of dynamite
2
: someone or something that may cause arguments or trouble
The death penalty is political dynamite.
dynamites; dynamited; dynamiting
: to blow up (something) using dynamite
They plan to dynamite the old building.
informal
: exciting and very impressive or pleasing
Her new album is dynamite! [=terrific, wonderful]
They put on a dynamite performance.
Cite this Entry
“Dynamite.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/dynamite. Accessed 16 Apr. 2026.
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