fire up

verb

To ignite. (transitive) · Let's fire up the grill and have a barbecue.
Of an engine or similar, to start. (intransitive) · The generator fired up shortly after the power failure began.
To launch; to run. (informal, transitive) · Fire up a text editor.· Fire up your computer.
To excite; to infuse with energy. (transitive) · The band went out to fire up the crowd before the game.
To grow irritated or angry. (dated, intransitive)

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