What Does “Grow sth out” Mean?
“Grow sth out” means to allow something, usually hair or nails, to grow longer over time instead of cutting it short.
Introduction
The phrase “grow sth out” is a common English phrasal verb used when someone decides not to cut or remove something, especially hair, and lets it grow longer. The grow sth out meaning is simple: it refers to the process of letting a part of the body, like hair or nails, increase in length naturally. People often use this phrase when they want to change their appearance or recover from a previous style. For example, after a bad haircut, someone might say they are going to grow their hair out. This expression is very useful in daily conversations, beauty contexts, and even gardening or other situations where something is allowed to grow over time.
Quick Info Box
- Phrasal verb: grow something out
- Type: transitive
- Level: A2-B1 (Elementary to Intermediate)
- Short meaning: to let hair or nails grow longer without cutting
Structure (Grammar Rules)
“Grow sth out” is a separable phrasal verb. This means the object (something) can be placed between “grow” and “out,” or after “out.”
- Grow hair out
- Grow out hair
Both forms are correct, but “grow hair out” is more common. The object is usually a noun like “hair,” “nails,” or “beard.”
How to Use “Grow sth out”?
Use “grow sth out” when talking about allowing hair, nails, or similar things to become longer over time. It often implies patience and a period of time without cutting or trimming.
- She decided to grow her hair out after years of short styles.
- He is growing out his beard for the winter.
- After breaking her nail, she wanted to grow it out before painting again.
Examples
Here are some natural ways to use “grow sth out” in sentences:
- After the haircut disaster, I decided to grow my hair out for a change.
- He’s growing out his beard to see if it suits him.
- She’s growing out her nails for the wedding.
- They let the grass grow out to create a natural garden look.
- Grow sth out in a sentence: “I’m going to grow my hair out this summer.”
Common Mistakes
Sometimes learners confuse “grow sth out” with other phrases or use incorrect word order.
- Incorrect: I will grow out my hair.
- Correct: I will grow my hair out.
- Incorrect: She grows out her nails quickly.
- Correct: She grows her nails out quickly.
Remember, because “grow sth out” is separable, the object should come between “grow” and “out.”
Differences / Synonyms
“Grow sth out” focuses on letting hair or nails become longer naturally. It differs from “let sth grow,” which is more general and can apply to plants or other things.
- Grow sth out – specifically about hair or nails growing longer.
- Let sth grow – more general, any living thing growing.
- Grow up – refers to a person maturing, not hair or nails.
Synonyms include “let hair grow,” but “grow sth out” is more idiomatic and common.
Common Collocations
We often use “grow sth out” with body parts or things that can lengthen naturally:
- Hair: grow hair out – let hair become longer
- Beard: grow beard out – let facial hair grow longer
- Nails: grow nails out – let fingernails or toenails grow longer
- Sideburns: grow sideburns out – let sideburns lengthen
- Grass or plants: grow grass/plants out – let them grow longer naturally
Related Phrasal Verbs
Here are related phrasal verbs of grow sth out:
Real-life Dialogue
Here is a conversation using “grow sth out”:
Anna: Your hair looks different! Did you get a haircut?
Ben: No, actually, I’m growing my hair out. I want to try a new style.
Anna: That’s cool! How long will it take?
Ben: A few months, but I’m patient.
Practice
Fill in the blank with the correct form of “grow sth out”:
- She wants to _______ her hair _______ before the party.
- He decided to _______ his beard _______ for the winter.
- After breaking a nail, I am going to _______ it _______ carefully.
FAQs
- What does “grow sth out” mean? It means to let hair, nails, or similar things grow longer without cutting.
- Is “grow sth out” separable? Yes, the object can be placed between “grow” and “out.”
- Can I use “grow sth out” for plants? It is less common but possible to say “grow grass out.”
- What is the difference between “grow out” and “grow sth out”? “Grow out” is often intransitive (e.g., hair grows out naturally), while “grow sth out” is transitive, focusing on the object.
- Is “grow sth out” formal or informal? It is informal and used mostly in everyday conversations.

