look lively/sharp

look lively

To hurry up and get moving. Often used as an imperative. The movie is starting in 15 minutes. Look lively! You'd better look lively if you're going to catch your bus.
See also: lively, look

look sharp

To pay attention; to be vigilant. Look sharp, or you'll get hit in the head with a soccer ball! Look sharp! There's a hole up ahead!
See also: look, sharp
Farlex Dictionary of Idioms.

look sharp

Get moving, be alert, as in The coach told the team they would have to look sharp if they wanted to win. This colloquial expression, dating from the early 1700s, originally meant "to keep a strict watch" but acquired its present sense in the early 1800s.
See also: look, sharp
The American Heritage® Dictionary of Idioms by Christine Ammer.

look lively

used to tell someone to be quick in doing something. informal
A variant of this phrase is look alive , but this is now rather dated.
See also: lively, look

look sharp

be quick.
1953 Margaret Kennedy Troy Chimneys I had…begun an idle flirtation with Maria, … then, perceiving that I should be caught if I did not look sharp, I kept out of her way.
See also: look, sharp
Farlex Partner Idioms Dictionary

look ˈlively/ˈsharp

(British English, informal) do something quickly; hurry up: Come on, look lively or we won’t get to the station in time.
See also: lively, look, sharp
Farlex Partner Idioms Dictionary
See also:
  • lively
  • look lively
  • have a look-see
  • get a dirty look (from someone)
  • give somebody/get a dirty look
  • dragged through a hedge backward(s)
  • babysit
  • babysit (someone or something)
  • fix (one) with a look
  • have a look (at someone or something)