What Does “Get up to sth” Mean?
“Get up to sth” means to do something, often something secretive, mischievous, or surprising. It usually refers to activities someone is involved in, sometimes without others knowing.
Introduction
The phrase “get up to sth” is a common English phrasal verb that you can use to talk about what someone is doing, especially if the activity is unusual or unexpected. The “sth” stands for “something,” so it means to be involved in some action or behavior. Often, it has a playful or slightly negative tone, such as when children are being naughty or people are planning a surprise. Understanding the “get up to sth meaning” helps you describe actions in a lively and natural way. You might hear it in casual conversations, movies, or books when someone wants to ask or tell what others are doing.
Quick Info Box
- Phrasal verb: get up to something
- Type: Intransitive
- Level: B1 (Intermediate)
- Short meaning: To do something, often mischievous or secret
Structure (Grammar Rules)
“Get up to sth” is an inseparable phrasal verb, which means you cannot put an object between “get up to” and “something.” The phrase always stays together.
Pattern: get up to + something
Example: They got up to some mischief last night.
How to Use “Get up to sth”?
You can use “get up to sth” to describe what someone is doing, especially when it’s surprising, secret, or a little naughty. It’s often used to talk about children or friends who might be causing trouble or just being busy with an activity.
It is common in questions when you want to ask what someone has been doing:
- What have you been getting up to?
- He’s always getting up to something.
Examples
Imagine your friend seems busy and you want to know what they have been doing. You might ask:
- “What have you been getting up to lately?”
- “The kids got up to a lot of mischief while we were out.”
- “She’s been getting up to something secret at work.”
- “I wonder what they get up to when no one is watching.”
- “He got up to some funny tricks at the party.”
These sentences show “get up to sth in a sentence” naturally and clearly.
Common Mistakes
Sometimes learners make mistakes by separating the phrase or using it incorrectly. For example:
- Incorrect: She got something up to.
- Correct: She got up to something.
- Incorrect: What are you getting to up?
- Correct: What are you getting up to?
Remember, “get up to” is inseparable and must stay together before the object.
Differences / Synonyms
“Get up to sth” is similar to phrases like “be involved in,” “do,” or “carry out,” but it often implies a secretive or mischievous tone. For example, “What are you up to?” is a shorter form with a similar meaning but more casual.
Other similar expressions:
- Mess around: to waste time or behave playfully
- Get involved in: to participate, usually more formal
- Pull a prank: to do a joke or trick
“Get up to sth” usually suggests activity that might be hidden or surprising, unlike simply “doing something.”
Common Collocations
“Get up to” is often used with words that describe actions or behavior, especially those with a playful or secretive meaning:
- Mischief: playful trouble
- Something secret: hidden actions
- Pranks: jokes or tricks
- Funny business: suspicious or strange actions
- Activities: general things someone does
Related Phrasal Verbs
Here are related phrasal verbs of get up to sth:
Real-life Dialogue
Imagine two friends talking after school:
Anna: What did you get up to at the party last night?
Ben: Oh, not much. Just some dancing and chatting with friends.
Anna: Sounds fun! I heard Tom got up to some crazy stuff.
Ben: Yeah, he pulled a prank on the teacher!
Practice
Fill in the blank with the correct form of “get up to”:
- What have you been __________ lately?
- The children got __________ some mischief while we were away.
- She’s always getting __________ interesting projects at work.
FAQs
- Q: Is “get up to” formal or informal?
A: It is informal and mostly used in casual conversation. - Q: Can I use “get up to” with all subjects?
A: Yes, but it’s often used with people or animals. - Q: Does “get up to” always mean something bad?
A: No, it can be neutral or playful, but often suggests secret or surprising actions. - Q: Can I separate “get up to” in a sentence?
A: No, it is an inseparable phrasal verb. - Q: What is the difference between “get up to” and “do”?
A: “Get up to” often implies secret or mischievous actions, while “do” is more general.

