Similar words: postposition, tosh, slosh, kibosh, sloshed, hiroshima, go shopping, pose. Meaning: ['pɑʃ /'pɒʃ] 
adj. elegant and fashionable.
adj. elegant and fashionable. 
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1. You look very posh in your new suit.
2. He takes her to some really posh restaurants.
3. Now he's got a posh car, he thinks he's arrived.
4. Celebrating a promotion, I took her to a posh hotel for a cocktail.
5. Her parents are very posh.
6. I wouldn't have thought she had such posh friends.
7. They live in the posh part of town.
8. Her parents are terribly posh.
9. They live in a posh part of town.
10. Her posh accent is pure affectation.
11. She talks dead posh.
12. She put on a posh accent when she answered the phone.
13. She always puts on a posh voice to talk to the vicar.
14. First-class travel is for posh people - it's not for the likes of us.
15. A woman with a very posh accent telephoned for him earlier.
16. She can keep her wild parties and posh friends - I like the quiet life.
17. She went to a posh girls' school in Switzerland.
18. She goes to a posh girls' school near Brighton.
19. The rooftops of once posh hotels became snipers nests.
20. Will your posh university friends be coming tonight?
21. Have you not heard the slang term posh, Watson?sentencedict.com
22. She's a very cheerful, quite posh type.
23. You ask him to lunch at a posh restaurant.
24. She could put it on, like a posh accent, but it didn't come naturally to her.
25. But I don't like going to posh functions, trying to make conversation with silly people who have nothing to say.
26. If you want to get that job, you should posh yourself up a bit.
27. I've declined the invitation to the Royal Garden Party; I'd just to be a square peg in a round hole among all those posh people.
28. They pay for their children to go to a posh school.
29. It was very, very good, far better than vegetarian offerings in many a posh restaurant.
30. When I'm famous I'm going to stay in a posh hotel and drink champagne all day.