firsthand

Or first-hand

[furst-hand]

adverb

1. from the first or original source.

   We heard the news of the accident firsthand from a witness.

adjective

1. of or relating to the first or original source.

2. direct from the original source.

   firsthand knowledge of the riot.

Word History and Origins

Origin of firsthand¹

First recorded in 1690–1700; first + hand

Example Sentences

“My little baby nieces … firsthand witnesses to history.”

From Los Angeles Times

“Over the years, I’ve had many up and downs with my tinnitus, and I know from firsthand experience just how difficult it can get,” he said, later encouraging viewers to donate to the nonprofit.

From Los Angeles Times

As someone young enough to have witnessed Butler’s emergent days as a Nickelodeon and Disney Channel teen heartthrob firsthand, I’ll admit that I never quite understood the appeal.

From Salon

The self-infantilizing is disconcerting to watch, and no doubt petrifying to experience firsthand, but Gaga dodges the fan and gets into her waiting vehicle.

From Salon

Russell knows firsthand what it means to feel exposed in pursuit of a dream.

From Los Angeles Times