about >> /əˈbaʊt/
Definition: [preposition] On the subject of; concerning.
Example: I was thinking about you
Definition: [preposition] Used to indicate movement within a particular area.
Example: she looked about the room
Definition: [preposition] Used to express location in a particular place.
Example: rugs strewn about the hall
Definition: [adverb] Used to indicate movement in an area.
Example: men were floundering about
Definition: [adverb] Used to express location in a particular place.
Example: there was a lot of flu about
Definition: [adverb] (used with a number or quantity) approximately.
Example: reduced by about 5 percent