1 (often foll. by of) a make (a person) sure; convince (assured him of my sincerity). b tell (a person) confidently (assured him the bus went to Westminster).
2 a make certain of; ensure the happening etc. of (will assure her success). b make safe (against overthrow etc.).
3 insure (esp. a life).
4 (as assured adj.) a guaranteed. b self-confident.
Phrases and idioms:
rest assured remain confident.
Derivatives:
assurable adj. assurer n.
Etymology: ME f. OF aseuumlrer ult. f. L securus safe, SECURE
Useful english dictionary. 2012.