Weigh sb up Meaning, Examples & How to Use This Phrasal Verb

What Does “Weigh sb up” Mean?

“Weigh sb up” means to carefully consider or judge someone, often quickly, to understand their character, abilities, or intentions.

Introduction

The phrasal verb “Weigh sb up” is commonly used in English to describe the act of assessing or evaluating a person. When you weigh someone up, you observe their behavior, appearance, or words to form an opinion about them. This evaluation is often done in social or professional situations, such as meeting someone for the first time or deciding whether to trust them. Understanding the “Weigh sb up meaning” is useful for both everyday conversations and more formal contexts. It helps learners express how they judge or analyze people around them clearly and naturally.

Quick Info Box

  • Phrasal verb: Weigh somebody up
  • Type: Transitive
  • Level: B2
  • Short meaning: To assess or judge someone carefully

Structure (Grammar Rules)

“Weigh sb up” is a transitive and inseparable phrasal verb. This means the object (someone) always comes after the verb and cannot be placed between the verb and the particle.

  • Correct: She weighed him up quickly.
  • Incorrect: She weighed up him quickly.

Pattern: Weigh + object (someone) + up

How to Use Weigh sb up?

Use “Weigh sb up” when talking about forming an opinion about a person based on observation or judgment. It can be used in both informal and formal situations. The phrase often implies a quick or initial assessment but can also refer to more thoughtful consideration.

Examples:

  • Before deciding to hire a candidate, interviewers weigh them up carefully.
  • When meeting new people, we often weigh them up unconsciously.

Examples

People often weigh others up in social situations to decide how to act around them. Here are some sentences using “Weigh sb up” in context.

  • She weighed him up during the meeting to see if he was trustworthy.
  • He quickly weighed up the new student before choosing to work with her.
  • When meeting clients, it’s important to weigh them up to understand their needs.
  • They weighed each other up before starting the negotiation.
  • It’s common to weigh people up based on their appearance at first.

Here is an example of weigh sb up in a sentence: The manager weighed up the candidate’s skills before offering the job.

Common Mistakes

Many learners confuse the word order when using this phrasal verb. Remember, “Weigh sb up” is inseparable, so do not place the object between the verb and particle.

  • Incorrect: I weighed up him during our first meeting.
  • Correct: I weighed him up during our first meeting.

Another mistake is using “weigh” alone without “up” when the meaning is about judging someone:

  • Incorrect: She weighed the new employee.
  • Correct: She weighed up the new employee.

Differences / Synonyms

“Weigh sb up” is similar to other phrases like “size sb up” or “size sb up.” However, there are subtle differences:

  • Weigh sb up: Focuses on careful judgment or assessment.
  • Size sb up: Often means to look at someone to judge their ability or character, sometimes quickly or superficially.
  • Judge sb: More formal and sometimes has a negative tone.

For example, “size sb up” can suggest a quick glance, while “weigh sb up” implies more thoughtful consideration.

Common Collocations

When using “Weigh sb up,” certain objects frequently appear. Here are common collocations with their meanings:

  • Weigh a person up: To assess someone’s personality or abilities.
  • Weigh a candidate up: To evaluate someone for a job or role.
  • Weigh a competitor up: To judge a rival’s strengths and weaknesses.
  • Weigh a stranger up: To form an opinion about someone unknown.

Related Phrasal Verbs

Here are related phrasal verbs of weigh sb up:

Real-life Dialogue

People often use “Weigh sb up” in conversations when talking about impressions or decisions. Here is a short natural dialogue:

Anna: Did you meet the new team member yet?

Ben: Yes, I weighed her up during the meeting. She seems very professional.

Anna: That’s good to hear. I’ll weigh her up myself tomorrow.

Practice

Try completing these sentences to practice using “Weigh sb up”:

  • Before hiring someone, employers usually _________ them _________ carefully.
  • When meeting someone new, it’s natural to _________ them _________ quickly.
  • Don’t _________ people _________ just by their appearance.

(Answers: weigh sb up / weigh sb up / weigh sb up)

FAQ

  • What does “weigh sb up” mean? It means to carefully assess or judge a person.
  • Is “weigh sb up” separable? No, the object always comes between “weigh” and “up.”
  • Can I say “weigh up sb”? No, that word order is incorrect.
  • Is “weigh sb up” formal or informal? It is neutral and used in both formal and informal contexts.
  • What are synonyms for “weigh sb up”? Similar phrases include “size sb up” and “judge sb.”

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