Foul sth up Meaning, Examples & How to Use This Phrasal Verb

What Does โ€œFoul sth upโ€ Mean?

โ€œFoul sth upโ€ means to make a mistake or spoil something, often causing a problem or failure.

Introduction

The phrase foul sth up is a common informal phrasal verb used in English to describe situations where someone messes up or ruins something. It can refer to making errors in work, plans, or any activity that leads to a negative result. Understanding the foul sth up meaning helps English learners express frustration or explain when things go wrong. This phrase is often used in everyday conversations, especially when talking about mistakes that could have been avoided. Knowing how and when to use โ€œfoul sth upโ€ will improve your speaking and writing skills by allowing you to describe problems clearly and naturally.

Quick Info Box

  • Phrasal verb: foul something up
  • Type: transitive
  • Level: B2 (Upper-Intermediate)
  • Short meaning: to make a mistake or spoil something

Structure (Grammar Rules)

โ€œFoul sth upโ€ is a separable phrasal verb. This means you can place the object (something) between โ€œfoulโ€ and โ€œupโ€ or after โ€œup.โ€

  • Correct: I fouled the report up.
  • Also correct: I fouled up the report.

Both forms are acceptable, but placing the object between the verb and particle is more common in spoken English.

How to Use โ€œFoul sth upโ€?

Use โ€œfoul sth upโ€ when you want to say that someone has made a mistake or caused a problem with something. It is informal and often expresses mild frustration or disappointment.

Examples of use include describing errors at work, problems in plans, or messing up simple tasks. It always requires an object โ€” what exactly was fouled up.

Examples

  • He really fouled up the presentation by forgetting his notes.
  • Donโ€™t foul up the schedule; we have little time to finish.
  • She fouled the order up by sending the wrong items.
  • We fouled up the project because we didnโ€™t communicate well.
  • Try not to foul it up this time โ€” itโ€™s very important.

Common Mistakes

  • Incorrect: I fouled up.
  • Correct: I fouled it up. (Needs an object)
  • Incorrect: She fouled up the.
  • Correct: She fouled up the plan.

Remember, โ€œfoul sth upโ€ is transitive, so you must include what was fouled up.

Differences / Synonyms

Similar phrasal verbs include:

  • Muck up: Also informal, means to make a mistake or spoil something. Very similar to โ€œfoul up.โ€
  • Screw up: More casual, means to mess something up badly.
  • Mess up: A general phrase for making mistakes or causing disorder.

โ€œFoul upโ€ often sounds slightly more formal than โ€œscrew upโ€ or โ€œmuck upโ€ but less formal than โ€œmess up.โ€

Common Collocations

  • foul up the plan
  • foul up the schedule
  • foul up the order
  • foul up the project
  • foul up the report

Real-life Dialogue

Anna: Did you finish the report for the meeting?

Tom: I tried, but I think I fouled it up. I mixed some of the data.

Anna: Oh no! Can you fix it before the meeting?

Tom: Iโ€™ll do my best. I donโ€™t want to foul it up again.

Practice

Fill in the blank with the correct form of โ€œfoul upโ€:

  1. He __________ the schedule by arriving late.
  2. Be careful not to __________ the order.
  3. We __________ the report, so we had to rewrite it.
  4. She always __________ things when sheโ€™s nervous.

FAQs

  • Q: Is โ€œfoul upโ€ formal or informal?

    A: It is informal and used mostly in casual conversations.

  • Q: Can I say โ€œfoul upโ€ without an object?

    A: Usually, you need an object, but in some cases, โ€œfoul upโ€ is used without one to mean โ€œmake a mistake.โ€

  • Q: What is the difference between โ€œfoul upโ€ and โ€œmess upโ€?

    A: Both mean to make a mistake, but โ€œmess upโ€ is more general and common.

  • Q: Can I use โ€œfoul upโ€ in writing?

    A: Itโ€™s better for informal writing, such as emails or chats.

  • Q: Is โ€œfoul upโ€ used in British or American English?

    A: It is used in both but is more common in British English.

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