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steal someone's thunder

to take credit for another's idea

In Idioms & Sayings

In more detail

to take credit for someone else's idea or success; to spoil someone's moment of glory by doing something more impressive before they can

Examples

• When my colleague announced my project idea as his own in the meeting, he completely stole my thunder.

Nearby in Idioms & Sayings

put the cart before the horse, see eye to eye, sit tight, the whole nine yards, throw caution to the wind, turn a blind eye