Fall behind sb Meaning, Examples & How to Use the Phrasal Verb

What Does “Fall behind sb” Mean?

“Fall behind sb” means to move slower than someone else or to fail to keep up with their progress, often in work, study, or competition.

Introduction

The phrase fall behind sb is a common phrasal verb in English used to describe situations where someone does not keep pace with another person or group. It is often used in contexts like school, work, sports, or any task involving progress. The fall behind sb meaning is simple: it refers to lagging or being slower than someone else. Understanding this phrase helps learners express delays or difficulties in keeping up with others clearly and naturally. This guide will explain how to use “fall behind sb” correctly with examples and tips.

Quick Info Box

• Phrasal verb: fall behind somebody
• Type: Intransitive (no direct object needed)
• Level: B1 (Intermediate)
• Short meaning: to lag or not keep up with someone

Structure (Grammar Rules)

“Fall behind sb” is an inseparable phrasal verb. You cannot separate “fall” and “behind.” It is always followed by the person or group you are comparing yourself with.

• Correct pattern: fall behind + somebody
• Incorrect pattern: fall + somebody + behind

Example: She fell behind her classmates.

How to Use “Fall behind sb”?

Use “fall behind sb” when you want to express that someone is slower or less advanced compared to another person or group. It is common in talking about progress in studies, work, or competitions.

• To talk about academic progress: He fell behind his peers in math.
• To describe work tasks: They fell behind their schedule at work.
• In sports: The runner fell behind the others early in the race.

Examples

Here are some natural sentences using “fall behind sb in a sentence”:

• After missing several classes, Maria fell behind her classmates.
• The company fell behind its competitors in adopting new technology.
• John fell behind his friends while hiking because he was tired.
• Students who don’t study regularly often fall behind their peers.
• We can’t afford to fall behind the market leaders if we want to succeed.

Common Mistakes

It’s common to confuse “fall behind sb” with similar expressions or to misuse the word order. Here are some examples:

• Incorrect: She fell her friends behind.
• Correct: She fell behind her friends.
• Incorrect: They fall behind to the others.
• Correct: They fell behind the others.

Differences / Synonyms

People often confuse “fall behind sb” with “lag behind” or “get behind.” While they are similar, there are subtle differences:

• Fall behind sb: To be slower in progress compared to someone else.
• Lag behind: Similar meaning but often used in more formal or technical contexts.
• Get behind: Means to delay or not finish tasks on time, often implying a backlog.

Example: She fell behind her classmates (progress). vs. He got behind on his homework (delay in tasks).

Common Collocations

Here are some common objects or phrases used with “fall behind sb”:

• Fall behind schedule: To not keep up with planned timelines.
• Fall behind classmates/peers: To be slower than others in learning or progress.
• Fall behind competitors: To lose ground in business or sports.
• Fall behind payments: To delay paying money owed.

Related Phrasal Verbs

Here are related phrasal verbs of fall behind sb:

• Fall Over Sb
• Fall Behind With Sth
• Fall On Sb
• Fall Back Upon Sb
• Fall Behind Sth

Real-life Dialogue

Here is a short conversation showing how “fall behind sb” is used naturally:

Anna: I’m worried about my project. I think I’m falling behind the others.

Mark: Don’t worry. You can catch up if you work a little extra this week.

Anna: Thanks! I’ll try not to fall behind again.

Practice

Try to complete the sentences below with the correct form of the phrase:

• After missing several meetings, he ________ the team in completing the project.
• We can’t afford to ________ our competitors if we want to grow.
• She studied hard because she didn’t want to ________ her classmates.

Answers: fell behind, fall behind, fall behind

FAQs

• Q: Is “fall behind sb” formal or informal? A: It is neutral and can be used in both formal and informal contexts.
• Q: Can “fall behind” be used without “sb”? A: Yes, but it changes meaning. “Fall behind” alone often means to delay tasks, not necessarily compared to someone.
• Q: What is the difference between “fall behind” and “get behind”? A: “Fall behind” focuses on slow progress; “get behind” often means accumulating unfinished work.
• Q: Can I use “fall behind sb” in the past tense? A: Yes, for example, “She fell behind her classmates.”
• Q: Is “fall behind sb” separable? A: No, you cannot separate “fall” and “behind.”