look sharp

intransitive verb

1. to make use of the sense of sight; see
2. 1. to direct one's eyes in order to see
   2. to direct one's attention mentally upon something
3. to try to see or find something; search
4. to appear to be; seem: to look sick
5. to be facing or turned in a specified direction

transitive verb

1. to direct one's eyes on: to look someone in the face
2. to express by one's looks, or appearance: to look one's disgust
3. Rare to bring to a certain condition by looking
4. to have an appearance that is suitable for or in accord with: the fat actor looked the part; you don't look your age
5. to expect: with an infinitive object: they look to succeed with our help

noun

1. the act of looking; glance
2. outward impression; appearance; aspect: the look of a beggar
3. Informal
   1. appearance; the way something seems to be: from the looks of things
   2. personal appearance, esp. of a pleasing nature: to have looks and youth

interjection

1. direct your eyes and attention to this; see
2. pay attention