Ensure is the brand name of nutritional supplements and meal replacements manufactured by Abbott Laboratories.
A 237-ml (8-fl oz) bottle of Ensure Original contains 220 calories, six grams of fat, 15 grams of sugar, and nine grams of protein. The top six ingredients are water, corn maltodextrin, sugar, milk protein concentrate, canola oil, and soy protein isolate.
To make sure and secure.
To give (someone) confidence in the trustworthiness of (something).
“I assure you that the program will work smoothly when we demonstrate it to the client.”
“He assured of his commitment to her happiness.”
To guarantee, promise (to do something).
To make a pledge to (someone); to promise, guarantee (someone of something); to assure. 14th-18th c.
To make sure or certain of something (usually some future event or condition). from 18th c.
“I use an alarm clock to ensure that I get up on time.”