ABOUT

adjective

1. Moving around; astir.
2. In existence; being in evidence; apparent.
3. Near; in the vicinity or neighbourhood.

adverb

1. On all sides; around.
2. Here and there; around; in one place and another; up and down.
3. From one place or position to another in succession; indicating repeated movement or activity.

preposition

1. In a circle around; all round; on every side of; on the outside of.
2. Over or upon different parts of; through or over in various directions; here and there in; to and fro in; throughout.
3. Indicates that something will happen very soon; indicates a plan or intention to do something.