to make something straight
Past Participle form
I straighten my hair when I go on a night out.
Straighten your tie! It's all wonky.
A: How often do you straighten your hair?
B: I only straighten it if I'm going out. So, maybe once a week.
A: How long does it take?
B: Not long - maybe half an hour.
I straightened my hair for dinner last night.
My mum straightened up the books in my bookcase.
A: How was the date last night?
B: It was lovely thank you. I wore a new dress, straightened my hair and we went to a nice restaurant.
A: Will you see him again?
B: I hope so.
Stop straightening your tie! You'll loosen it.
Are you straightening her hair after you cut it?
A: Are we going soon?
A: What's taking so long?
B: Mum's straightening her hair.
Have you ever straightened you hair?
I've straightened the magazines on the table.
A: She'd straightened her hair but her date cancelled.
B: Oh no! How annoying?
A: Did he say why?
B: Some emergency apparently.