To exercise the sense or faculty of vision; use the eyes in seeing; fix the sight upon some object, or upon some point or portion of space.Before a word or phrase signifying direction, manner, or purpose: as, look here; look there; he looked back; to look for something lost.Before a preposition governing the thing seen or an intervening object or medium: as, to look at a house; to look over a wall or through a window; to look into a mirror or a book; to look upon the wine.To afford a view or outlook; have a direction; face or be turned: usually with on, upon, to, or toward: as, the windows look toward the ocean; the house looks upon a narrow street.To keep watch; be careful; take heed; see to it: as, he looks after my luggage: used intensively in the ejaculatory phrases look out! look sharp!To seem to the view; have the appearance of being; appear: as, he looks like his brother; it looks as if it would rain; the patient looks better.To strive to seem; put on the appearance of being; assume to be.To exercise mental vision or observation (in a certain way); direct the mind or understanding; take notice: often with at.To have a prospect or anticipation; direct the mind expectantly; be in expectation of or with regard to something.To expect; look forward to.To consider; be concerned about.To expect; count upon: as, to look for good news.To esteem; hold in estimation: formerly used absolutely in a good sense.To consider; regard; view: with as after the object: as, to look upon a remark as an affront.To be quick; make haste.To see through: see or understand perfectly.To resort to or depend upon for something with confidence or expectation: as, he looks to me for payment.Synonyms Appear, etc. See seem.To see to; take care of.To look or search for; seek; expect.To search; inspect. [Rare.]To affect in some way by the manner of looking or appearing: as, to look one out of countenance.To express or manifest by looks, or by the general aspect.To pay a visit to; call upon: as, I must look you up some day. [Colloq.]n. Visual or facial expression; cast of countenance; personal aspect: often used in the plural with a singular sense: as, a benevolent look; his looks are against him.n. Appearance or seeming in general; the quality of anything as judged by the eye or the understanding: as, I do not like the look of the sky; the look of the thing (an action, a proposition, or the like) is bad.n. The act of looking or seeing; glance: as, loving looks.n. Synonyms Appearance, complexion, mien, manner, air.n. Sight, glance, gaze.See louk.To cheer up; take courage.To advance; improve: as, business is looking up.