Definition of "unfazed"

Say, but isn't Annie Watson a dandy witness? She testified as straight as a book. And she stood a hot cross-examination unphased.

1885 November 9, “They Talk About It”, in St. Paul Daily Globe‎, St. Paul, MN, page 5

The Johnnie O'Briens and the Barney O'Rourkes were there, too, apparently unfazed by the magnificence of the surroundings.

1889 March 11, “Social and Personal”, in Washington Critic‎, Washington, DC, page 2

When outsiders heard the melodies of Johann Sebastian Bach in a single-voice, monophonic square wave, no harmony, they were universally unfazed. Big deal!

1984, Steven Levy, chapter 1, in Hackers: Heroes of the Computer Revolution‎

Stu couldn't believe I was so unfazed by the whole incident, though inwardly I resolved that I wouldn't let this bastard have the last laugh.

2005, Sean Dooley, The Big Twitch, Sydney: Allen and Unwin, page 131

Shark attacks are very rare, according to experts. The Rockaway Beach attack appeared to be the first confirmed shark bite in New York City waters in decades. While beachgoers seemed mostly unfazed, the encounter prompted city officials to deploy more drones, boats and helicopters to monitor the city’s beaches.

2023 August 13, Hurubie Meko, “After Queens Shark Bite, Drones Buzz Over Unfazed Beachgoers”, in The New York Times‎

The tall man throughout was "unphased"—the dewy and least compact one surrendered!

1855 December, T. B. Thorpe, “Remembrances of the Mississippi”, in Harper's New Monthly Magazine‎, volume xii, number lxvii, New York, NY, page 35

Being a lad of a little upwards of a century, and maintaining, as all widowers do, that I was unfazed by time […]

1874, Moses Adams, What I Did With My Fifty Millions‎, Philadelphia: J. B. Lippincott & Co., page 106

He next, while the flame continued to heat the chimney to the utmost, dashed upon it a dipper of water, and still the chimney was unfazed

1876 January 18, “Local News”, in State Journal‎, Jefferson City, MO, page 3