n.
1.the coloring of a person's face
2.a combination that results from coupling or interlinking
3.a point of view or general attitude or inclination
4.texture and appearance of the skin of the face
5.(obsolete) a combination of elements (of dryness and warmth or of the four humors) that was once believed to determine a person's health and temperament complexion v.
1.give a certain color to
Idiom of the Day
be the matter
to be unsatisfactory, to be improper, to be wrong
I do not know what is the matter with the boy.