Definition of thunderbolt
1a : a single discharge of lightning with the accompanying thunderb : an imaginary elongated mass cast as a missile to earth in the lightning flash
2a : a person or thing that resembles lightning in suddenness, effectiveness, or destructive powerb : a vehement threat or censure
Examples of thunderbolt in a Sentence
He was struck dead by a thunderbolt.
Recent Examples of thunderbolt from the Web
Connectivity options are minimal but adequate for most needs: two USB 3.0 ports, one HDMI, and a Thunderbolt 3 port for charging.
The momentum doesn’t stop there; this year’s Computex show, where Intel made its Thunderbolt 3 announcement, is littered with USB-C products.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'thunderbolt'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of thunderbolt
THUNDERBOLT Defined for English Language Learners
Definition of thunderbolt for English Language Learners
: a flash of lightning that makes a loud sound of thunder and that hits someone or something
THUNDERBOLT Defined for Kids
Definition of thunderbolt for Students
: a flash of lightning and the thunder that follows it
Seen and Heard
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