little sister
kid sister AmE informal

I was making a baby inside my own little sister!

He wants nothing but the best for his little sister.

I never want to play anything with my little sister.

She's looked up to him over the years and she'll always be his little sister.

What kind of, do you ever tell stories to your little sister?

It was like I had just lost my little sister.

Maybe you and your little sister have done it before.

Their first idea was a little sister following her brother.

I'd love to have your little sister; how old did you say she was?

I call him my big brother, and I'm his little sister.

How could they want him to be hurt when he'd lost his little sister?

Your life is going to change, little sister, without him to protect you.

For a little sister she sure had a big mouth.

She can best be described as the little sister of the group.

Over time he began to see her as his "little sister."

He has a little sister, a mother, and a father.

"I came here to get away from my little sister."

His little sister was the only person in the world who could make him smile any longer.

"But my little sister put some boys in with the girls and now I have 14."

This was my little sister, and I wanted it to be the best possible for her.

It was the day after dad told me I had a little sister.

She lived to make me and my little sister happy.

"Did the little sisters know why you took them to the city?"

How he wanted to do that to his little sisters all of them.

What she told to her little sister was of no real importance.

Hearing my kid sister use words like that turned me on even more than ever.

My beloved kid sister, we had such good times together.

In her teens she made herself known as a kid sister.

Kid sister or not, I'm all grown up and a big girl now.

He looked at her like a niece or a kid sister.

It's a lot better than if he got involved with the kid sister."

Except for the kid sister, none of it surprised me.

He treated her more like a buddy or kid sister than a woman.

"I thought she was like your kid sister or something," he shouted.

I doubted Jeremy still saw her as a kid sister.

John almost always came home after his kid sister.

You got your life before you yet, little kid sister.

He just could not believe Susan had harmed her kid sister.

"She tried to pawn me off on her kid sister."

Her kid sister, Becky's eyes would shine when she saw me.

Her character was a photographer and the kid sister of Gordon.

Aaron was the subject of the article, not his kid sister, Anna.

I couldn't forget those changes that had come over my kid sister in the last couple of years.

Do you really want your kid sister chasing around after us on this job?"

Pol, for his part, viewed her more as a kid sister than anything else.

It was the doctor, not his kid sister who was looking at him now.

"So a twelve-year-old boy and his kid sister are going to save the world?"

I couldn't even get it up with her the first time because she reminded me of my kid sister.

It was like getting a send-off from everybody's favorite kid sister.