Throw sth up Meaning & Examples: How to Use This Phrasal Verb

What Does “Throw sth up” Mean?

“Throw sth up” is a phrasal verb meaning to vomit or to cause something to rise or appear suddenly.

Introduction

The phrasal verb “throw sth up” has two main meanings. Most commonly, it means to vomit. For example, when someone feels sick and their stomach forces food back up. Another meaning is to cause something to appear quickly, like throwing up a wall or raising an obstacle. Understanding the throw sth up meaning helps learners use it correctly in different situations. This verb is often used in casual conversations, medical contexts, and construction or creative settings.

Quick Info Box

• Phrasal verb: throw something up
• Type: transitive
• Level: B1
• Short meaning: to vomit; to cause something to appear suddenly

Structure (Grammar Rules)

“Throw sth up” is separable because you can place the object (something) between “throw” and “up” or after “up”.

• throw + object + up (e.g., throw the food up)
• throw up + object (e.g., throw up the food)

Note: In informal speech, “throw up” without an object often means “to vomit.”

How to Use Throw sth up?

You can use “throw sth up” when talking about feeling sick and vomiting. It is also used in construction or informal contexts to describe quickly creating or producing something, like a wall or an idea. The meaning depends on the context, so listen carefully to understand which is intended.

Examples

After eating the spoiled food, she started to throw up immediately.

• He threw up all night after the roller coaster ride.
• The workers threw up a fence around the garden in just one day.
• Don’t throw up your lunch before the meeting!
• They threw up a quick shelter to protect themselves from the rain.
• Throw sth up in a sentence: “I think I’m going to throw up.”

Common Mistakes

Many learners confuse the placement of the object or misuse the verb in the wrong context.

• Incorrect: I threw up the food. (when meaning vomit without object)
• Correct: I threw up. (no object needed to mean vomit)
• Incorrect: They threw up quickly a wall.
• Correct: They threw up a wall quickly.

Differences / Synonyms

“Throw sth up” meaning vomit is similar to “puke,” “vomit,” or “be sick,” but it is more informal. When meaning to create or produce, it is similar to “build,” “put up,” or “construct,” but usually implies speed or informality.

Common Collocations

Throw sth up is often used with food and walls. These objects help clarify the meaning.

• Throw up food – to vomit
• Throw up a wall – to build a wall quickly
• Throw up a shelter – to create a quick shelter
• Throw up ideas – to produce ideas suddenly

Related Phrasal Verbs

Here are related phrasal verbs of throw sth up:

• Throw Sth Around Sth
• Throw Sb Off Course
• Throw Sb Off The Scent
• Throw Sth Into Sth
• Throw Sb Together

Real-life Dialogue

Here is a short conversation using “throw sth up” in a natural way:

Anna: I don’t feel well. I think I might throw up.

Ben: Oh no! Do you want some water?

Anna: Yes, please. I ate something bad.

Practice

Complete the sentences with the correct form of “throw sth up”:

• After the ride, he felt sick and _________. (throw up)
• They quickly ________ a fence around the yard. (throw up)
• She was so sick that she ________ all her food. (throw up)
• Can you ________ some ideas for the project? (throw up)

FAQ

• What does “throw sth up” mean? It means to vomit or to cause something to appear quickly.
• Is “throw sth up” formal? No, it is informal and often used in casual speech.
• Can I say “throw up” without an object? Yes, when talking about vomiting, no object is needed.
• What is a synonym for “throw up” meaning vomit? “Puke” or “vomit” are common synonyms.
• How do I use “throw up” in construction? It means to build something quickly, like a wall or shelter.