Position or situation with regard to seeing; that position which enables one to look in a particular direction; position in relation to the points of the compass.
(grammar) A grammatical quality of a verb which determines the relationship of the speaker to the internal temporal flow of the event which the verb describes, or whether the speaker views the event from outside as a whole, or from within as it is unfolding.
The visual indication of a colour light (or mechanical) signal as displayed to the driver. With colour light signals this would be red, yellow or green.