Meaning trap
look out for
protect
to take care of someone and make sure they are safe or treated well
Don't mix these meanings
Same phrase, different job.
to take care of someone and make sure they are safe or treated well
Another meaning of 'look out for' is 'watch for'; compare the examples to keep the meanings separate.
Hear it in context
Notice where the phrase sounds natural.
Older siblings often look out for their younger brothers and sisters.
I think it’s important for friends to look out for each other, especially during stressful times at university.
Fix the pattern
One small grammar move makes it sound right.
Not: She always looks out her little brother.
Say: She always looks out for her little brother.
This sense needs 'for' — 'look out FOR someone'.
Which sounds natural?
Tap the one a native speaker would say.
'Look out for' is the warm everyday phrase for protecting and caring. 'Safeguard the welfare of' is formal.
Build natural chunks
Words that usually travel with it.
look out for
- each other
- my little brother
- number one
- his mates
Don't confuse it
Related
Other meanings and phrases to compare.
- look out for (watch for) — Another meaning of 'look out for' is 'watch for'; compare the examples to keep the meanings separate.