Prepositions after verbs

drain: from, into, of, out

Drain combines with different prepositions depending on movement, removal, or loss. Some combinations are standard, while others are uncommon or used differently.

Quick answer

Which prepositions are used with drain?

Use drain from for the source of liquid, drain into for the destination, drain of for removing something completely, and drain out for liquid leaving a container. Drain by is not a standard pattern after the verb drain.

Water drained from the sink.
The river drained into the lake.
The long meeting drained her of energy.
The water drained out overnight.

Choose the pattern by meaning

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

1
drain from + source

Showing where liquid leaves from

Use drain from to name the place or container where liquid starts.

Oil leaked and drained from the engine.
Blood was drained from the wound.
2
drain into + destination

Showing where liquid flows

Use drain into to describe the destination of water or another liquid.

Rainwater drained into the canal.
The pipe drained into a storage tank.
3
drain someone of + thing

Expressing complete removal

Use drain of when something removes energy, money, strength, or resources.

The crisis drained the company of cash.
The illness drained him of confidence.
4
drain out

Describing liquid leaving completely

Use drain out when liquid flows away from a container or area.

The bathtub slowly drained out.
Most of the fuel drained out during the night.

See the difference in context

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

Construction
Example
Meaning
drain from
Water drained from the roof.
shows the source of movement
drain into
The stream drains into the sea.
shows the destination of movement
drain of
The project drained us of time and money.
shows complete removal of something
drain by
They drained the field by hand.
by here introduces a method, not a standard verb-preposition pattern
drain out
The water drained out through a crack.
describes liquid flowing away completely

Common mistakes

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

Using drain by as a fixed pattern

Drain by usually introduces method or means, not a selected preposition after drain.

✕ The sink drained by the pipe. ✓ The sink drained through the pipe.

Confusing drain from and drain into

From marks the source, while into marks the destination.

✕ The river drained from the sea. ✓ The river drained into the sea.

Leaving out of after a person or thing lost

Use of when someone loses energy, money, or another resource.

✕ The work drained him energy. ✓ The work drained him of energy.

Using out with a direct object incorrectly

Drain out is usually intransitive.

✕ They drained out the pool. ✓ They drained the pool.

Quick practice

Choose the expression that matches the intended meaning.

1. The storm drains ___ the main river.
2. The long trip drained her ___ strength.
3. Water drained ___ the broken pipe.

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Frequently asked questions

Can I say drain by?

Not usually as a fixed verb-preposition pattern. By normally introduces method, time, or agency.

What is the difference between drain from and drain out?

Drain from focuses on the source, while drain out focuses on the liquid leaving completely.

Can drain of be used with people?

Yes. You can say something drained someone of energy, hope, or confidence.

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