smarten up

smarten up

1. To become improved in appearance, style, or attractiveness. This isn't a casual party, so you should really try to smarten up with a suit or something. He's really smartened up since moving in with his girlfriend.
2. To make someone or something improve in appearance, style, or attractiveness. A nice, high-quality button-down shirt will go a long way towards smartening you up. We've hired an interior decorator to smarten up the store.
3. To become smarter, wiser, more alert, or more sophisticated. I knew I would have to sharpen up when I moved to the big city—people would be more than happy to take advantage of a country bumpkin like me. You need to sharpen up and stop acting like such a fool. I'm taking some evening courses to try to smarten up a bit.
4. To make someone or something become smarter, wiser, more alert, or more sophisticated. I need to smarten up my little brother now that he's living on his own, because he's never had to do a thing for himself his whole life. I tell you, moving to a new country and navigating the legal intricacies of immigration smartened me up really quick.
See also: up
Farlex Dictionary of Idioms.

smarten up

to get smarter; to become more alert and knowing. You had better smarten up if you want to survive around here. I knew he would smarten up sooner or later.
See also: up
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

smarten up

v.
1. To improve someone or something in appearance or stylishness: You can smarten up a dull sweater with a fashionable pin. The designer took my original idea for the greeting card and smartened it up.
2. To improve someone's appearance or stylishness: I think this colorful new hat will smarten you up! Please try to smarten yourself up before we get to the party.
3. To improve in appearance or stylishness: I had to smarten up when I moved to the city, so I bought a new suit.
4. To make someone more aware, informed, or sophisticated: I had to smarten up my young cousins about money management. The experiences they had when buying their first home smartened them up.
5. To become more aware, informed, or sophisticated: We smartened up after we had been scammed by the salesperson, and never went back to that store again.
See also: up
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • take (something) lightly
  • laid back
  • laid-back
  • curb appeal
  • street appeal
  • put the cat among the pigeons
  • put the cat amongst the pigeons
  • put/set the cat among the pigeons
  • chitchat
  • trophy wife
References in periodicals archive
So we need to smarten up and become more streetwise as to what's going on.
Staff sent out flyers to tenants in advance to let them know that a variety of activities were planned to smarten up the neighbourhood.
THE community of Hollybush came together to smarten up their local rugby club.
The TV presenter, aged 36, from Leicester, was helping styleless Brummies smarten up their act for the fourth series of his show.
The scruffy star is going to cut off his mane of untamed hair and smarten up to impress studio bosses.
Isle of Man retail magnate Albert Gubay, who owns the land, is vowing to smarten up the area.
So why not smarten up your current set-up with a few small changes?
Regulars had feared that the brewery would want to smarten up the Sun where jukeboxes, fruit machines and pool were banned but a brewery spokesman said: "The Sun is a very special pub and we intend to keep it as it is."
VOLUNTEERS are needed in a bid to smarten up a neighbourhood.
Trinny and Susannah's What Not to Wear are expected to further smarten up figures at bookshop chain Ottakar's in the Christmas run-up after half-year sales surged 37pc to pounds 57.5m.
ROBBIE Williams is to smarten up his act to topple David Beckham from his perch as Britain's best-dressed man.
They can smarten up a dining room, make a spare bedroom cosy or refresh a bathroom with a wood-panelled effect that is simply glued into place over wallpaper, paint or tiles and finished for any style.
The company said it wanted to smarten up its image for more wealthy customers who have ordered products over the Internet.
So we decided to smarten up Sir Les - comic Barry Humphries, 62 - pictured with new Norwegian "girlfriend", L!VE TV's weather girl Anne Marie Foss, 24.
Smarten up a tracksuit bottom and hoodie combo by teaming it with a white tuxedo jacket