check for + thing
Looking for something
Use check for when searching for a problem, object, or detail.
The mechanic checked for leaks under the car.
Check for, check on or check with?
Check for, check on, and check with are all standard, but they are used in different situations.
Quick answer
How do these check combinations differ?
Use check for when looking for something, check on when monitoring a person or situation, and check with when confirming information with someone.
Please check for spelling mistakes before submitting.
I called to check on my grandmother after the storm.
You should check with your manager before making changes.
I called to check on my grandmother after the storm.
You should check with your manager before making changes.
Choose the pattern by meaning
These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.
check on + person or situation
Monitoring someone or something
Use check on to see whether someone or something is okay.
She went upstairs to check on the baby.
check with + person
Confirming information
Use check with when asking another person for confirmation or approval.
I need to check with the finance team first.
check into + place
Registering at a hotel or flight
Check into has a different meaning related to arrival or registration.
We checked into the hotel at noon.
See the difference in context
The same subject can take different constructions because each sentence answers a different question.
Construction
Example
Meaning
check for
Please check for updates.
Look for something specific.
check on
He checked on the injured player.
See whether someone or something is okay.
check with
I checked with my doctor first.
Confirm information with a person.
check into
They checked into a hostel near the station.
Register or arrive officially at a place.
Common mistakes
Some combinations appear in real text but do not mean what learners often assume.
Using check on for information confirmation
Check on means monitor or visit, not confirm details with someone.
✕ Check on your supervisor before ordering supplies. ✓ Check with your supervisor before ordering supplies.Using check for with people
Check for usually refers to things or problems, not asking a person.
✕ I checked for the receptionist about the booking. ✓ I checked with the receptionist about the booking.Confusing check on and visit
Check on suggests concern or monitoring, not a social visit.
✕ We checked on our friends for dinner. ✓ We visited our friends for dinner.Quick practice
Choose the expression that matches the intended meaning.
1. Can you check ___ errors in this report?
2. She checked ___ her son after the accident.
3. I need to check ___ the director before I reply.
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Frequently asked questions
Can check on be used for objects?
Yes. You can check on a project, machine, or situation to monitor its condition or progress.
Is check with formal or informal?
It works in both formal and informal English.
What does check for mean in medicine?
It often means test for or look for signs of a condition, such as check for infection.
Related preposition guides
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