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Definitions

flat-footed

ADJECTIVE
off-guard
Synonyms
WEAK
asleep asleep on the job daydreaming inattentive napping spaced out unalert unready unsuspecting unvigilant unwatchful zoned out
ADVERB
off-guard
Synonyms
WEAK
asleep asleep at the switch derelict napping negligent not on the job unalert unguarded unprepared unready unwatchful

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Still, when ChatGPT arrived in late 2022, Amazon was caught flat-footed.

From The Wall Street Journal • Feb. 27, 2026

Wood dictated the tempo across 12 rounds against a frustrated, flat-footed Warrington.

From BBC • Feb. 21, 2026

Unable to trap West Ham with a high press, United were caught flat-footed by an incisive break.

From Barron's • Feb. 10, 2026

They were flat and flat-footed from the beginning, surrendering a 75-yard touchdown pass on Houston’s first possession and a 43-yard touchdown pass on the second.

From Los Angeles Times • Dec. 27, 2025

But somehow, after throwing a fit in the starting gate and being left flat-footed at the bell, the colt won his race that day.

From "Seabiscuit: An American Legend" by Laura Hillenbrand

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