be beside oneself with joy/ grief/ anger etc. You say please when you are accepting something politely. Assured: having or showing a mind free from doubt. These example sentences are selected automatically from various online news sources to reflect current usage of the word 'assured.' 'All Intensive Purposes' or 'All Intents and Purposes'? Find more ways to say rest assured, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. This is the British English definition of assure.View American English definition of assure. That basketball team was ahead of the game that is why they won! '