1
: feeling a sense of danger : urgently worried, concerned, or frightened
I was alarmed to see how sick she looked.
And what followed was not a miracle but a … model of how tough government, cooperative businessmen and a very alarmed public can make a dirty world clean again.—William Oscar Johnson
2
: equipped with an alarm
an alarmed door
Most exits were locked and alarmed, and employees had to show ID badges when they entered lab buildings.—Jennifer Nagorka
alarmed
2 of 2past tense and past participle of alarm entry 2
Cite this Entry
“Alarmed.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alarmed. Accessed 1 Sep. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
