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Prepositions after verbs

Crash into, crash on, or crash in?

Crash into usually describes a collision. Crash on can describe sleeping informally on a surface. Crash in is used for entering suddenly or for parts of buildings falling inward.

Quick answer

Which preposition goes with crash?

Use crash into for hitting something. Use crash on mainly in informal English for sleeping on a sofa, floor, or other surface. Use crash in for sudden entry or collapse inward, not for ordinary collisions.

The car crashed into a tree.
Can I crash on your couch tonight?
The roof crashed in during the storm.

Choose the pattern by meaning

These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.

1
crash into + object

Colliding with something

Use crash into for accidents or forceful impact.

The bike crashed into a fence.
A wave crashed into the rocks.
2
crash on + surface

Sleeping somewhere informally

In informal English, crash on means sleep on a sofa, bed, or floor temporarily.

He crashed on a friend's sofa.
We crashed on the living-room floor.
3
crash in

Entering or collapsing suddenly

Crash in can describe something falling inward or someone entering noisily.

The ceiling crashed in after the fire.
They crashed in without knocking.

See the difference in context

The same subject can take different constructions because each sentence answers a different question.

Construction
Example
Meaning
crash into
The truck crashed into a wall.
hit something violently
crash on
I crashed on my cousin's couch.
sleep somewhere temporarily and informally
crash in
Part of the tunnel crashed in.
collapse inward or enter suddenly
crash through
The deer crashed through the fence.
move forcefully through a barrier

Common mistakes

Some combinations appear in real text but do not mean what learners often assume.

Using crash on for collisions

Crash on is not normally used for vehicle accidents.

✕ The bus crashed on a pole. ✓ The bus crashed into a pole.

Confusing crash in and crash into

Crash into means collide with something. Crash in often means collapse inward.

✕ The car crashed in a tree. ✓ The car crashed into a tree.

Using crash in with a direct object

Crash in usually has no direct object after it.

✕ The storm crashed in the roof. ✓ The roof crashed in during the storm.

Quick practice

Choose the expression that matches the intended meaning.

1. The motorcycle ___ a parked car.
2. We ___ the sofa after the concert.
3. During the earthquake, part of the wall ___.

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Frequently asked questions

Is crash on informal?

Yes. It is casual English for sleeping somewhere temporarily.

Can crash into be used figuratively?

Yes. You can say ideas or problems crashed into each other metaphorically.

What is the difference between crash in and break in?

Crash in suggests force, noise, or collapse, while break in usually means entering illegally.

calculate, by, calculate, in, calculate, from "call for" or "call on"? "campaign for" or "campaign against"? cancel by, due, at, in or for? capitulate to, in, like, by or after? captivate by, for, with, from or in? "capture by" or "capture in"? "care about" or "care for"? carry with, by, in, to or into? carve into, out, in, on or with? cast in, into, for, by or on? "catch in", "catch by" or "catch on"?

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