A fit person walking briskly can walk a mile in 13 minutes. An estimated average walking speed for calculating... An average person can walk one mile on a flat, well-groomed surface in 17 to 20 minutes. A fit person walking briskly can walk a mile in 13 minutes. An estimated average walking speed for calculating...
Mum's the word is a popular English idiom. It is related to an expression used by William Shakespeare, in Henry VI, Part 2. Mum's the word means to keep silent or quiet. Mum is a Middle English word meaning silent. The word may be derived from the mummer who does pantomime and just acts without saying anything. Note the phonetically similar German word stumm (Old High German stum, Latin mutus) meaning silent, mute.
You can use mean with an-ing form to say what an attitude or type of behaviour involves. Healthy living means being physically and mentally healthy. I've got to do the right thing, even if it means taking a risk.What someone means is what they are referring to or intend to say. That friend of Sami's was there.b (mainly tr) , means, meaning or meant. 1. (may take a clause as object or an infinitive) to intend to convey or express. 2. (may take a clause as object or an infinitive) intend: she didn't mean to hurt it. 3. (may take a clause as object) to say or do in all seriousness: the boss means what he says about strikes.