be up to: Idiom Meaning and Origin

What does ‘be up to’ mean?

The idiom "be up to" means to be involved in or doing something, often implying a questionable or secretive activity. It can also mean to be capable of or ready for a particular task or challenge.

Idiom Explorer

Unraveling the Enigma

The idiom "be up to" is a common English phrase that is used to express someone's actions, intentions, or activities. It is widely used in both formal and informal contexts, and its meaning can vary depending on the context in which it is used.

One of the main uses of the idiom "be up to" is to imply someone's actions or activities. If someone says, "I wonder what he is up to," it suggests curiosity about someone's plans or actions.

The idiom "be on to" is related to "be up to" and is often used interchangeably. If someone says, "I'm on to your tricks," it means they have discovered or become aware of someone's deceit or misbehavior.

Another related idiom is "be caught up." If someone says, "I'm caught up in a hectic schedule," it means they are fully occupied or engrossed in a busy or demanding routine.

The idiom "come up" can also be related to "be up to." If someone says, "Something urgent has come up," it means that a sudden or unexpected event or matter requires immediate attention.

I observed her behavior, but couldn't discern her intention.

There are various other idioms related to "be up to," each with its own unique meaning and usage. These idioms add richness and versatility to the English language, allowing for precision and nuance in conversation.

The idiom "be up to" can also imply someone's responsibility for a particular task or duty. If someone says, "It's up to you to finish the project," it means that the person is accountable for completing the project.

Additionally, the phrase "be up to" can be used to express one's capability or willingness to do something. If someone says, "I don't think I'm up to the challenge," it means that they doubt their ability to meet the demands of the challenge.

The idiom "be on to" is similar to "be up to" in this context as well. If someone says, "I'm not on to the task at hand," it means they lack the necessary skills or knowledge to effectively handle the task.

Furthermore, the idiom "be up to" can also convey one's current state or condition. If someone says, "I'm not feeling up to going out tonight," it means that they don't feel well enough or are not in the right state of mind to go out.

Similarly, the idiom "be on to" can be used to express one's physical or mental state. If someone says, "I'm not on to participating in strenuous activities," it means they are not physically or mentally prepared for engaging in demanding tasks.

The idiom "be up to" is a versatile phrase in the English language, with various meanings depending on the context in which it is used. It can imply someone's actions, responsibilities, capabilities, or current state. Understanding the intended meaning requires considering the context and the specific usage of the phrase. The related idioms "be on to," "caught up," and "come up" further expand upon the nuances and possibilities offered by the idiom "be up to." Embracing these idiomatic expressions allows for clearer communication and a deeper understanding of language.

Example usage

Examples of how the idiom "be up to" can be used in a sentence:

  • He claims to be up to no good, but no one really knows what his intentions are.
  • She is always up to something mischievous, constantly coming up with pranks to play on her friends.
  • The children were asked to leave the room while the adults discussed matters that were not up to them.

More "Usage" idioms