ALERT - Definition & Meaning for Kids

Simple definitions and word synonyms for kids.

Meaning 1

Part of speech: Adjective

engaged in or accustomed to close observation

Example: caught by a couple of alert cops; alert enough to spot the opportunity when it came; constantly alert and vigilant, like a sentinel on duty

Meaning 2

Part of speech: Adjective

quick and energetic

Example: a brisk walk in the park; a lively gait; a merry chase; traveling at a rattling rate; a snappy pace; a spanking breeze

Meaning 3

Part of speech: Adjective

mentally perceptive and responsive

Example: an alert mind; alert to the problems; alive to what is going on; awake to the dangers of her situation; was now awake to the reality of his predicament

Synonyms

Merry, Qui vive, Alarum, Snappy, Watchful

Antonyms

Unalert

🌱 Word Origin (Etymology)

The word "alert" comes from Italian all'erta, which was borrowed from French alerte. Many other languages have similar words:

  • French: alerter

🧩 Fun Fact

The Norman Conquest of 1066 brought thousands of French words into English overnight.