Real Dictionary

face in American English
the front of the head from the top of the forehead to the bottom of the chin, and from ear to ear; visage; countenance
to turn, or have the face or front turned, toward
noun: the front part of the head, from the forehead to the chin

face in British English
abbreviation for: Fellow of the Australian College of Education
noun: the front of the head from the forehead to the lower jaw; visage

face noun uses
If your face is happy, sad, or serious, for example, the expression on your face shows that you are happy, sad, or serious.
Your face is the front part of your head from your chin to the top of your forehead, where your mouth, eyes, nose, and other features are.
countable noun: The face of a cliff, mountain, or building is a vertical surface or side of it.
countable noun: The face of a clock or watch is the surface with the numbers or hands on it, which shows the time.
singular noun: If you refer to something as the particular face of an activity, belief, or system, you mean that it is one particular aspect of it, in contrast to other aspects.
singular noun: If you say that the face of an area, institution, or field of activity is changing, you mean its appearance or nature is changing.

face verb and phrasal verb uses
verb: If someone or something faces a particular thing, person, or direction, they are positioned opposite them or are looking in that direction.
verb: If you face someone or something, you turn so that you are looking at them.