Meaning trap
go by
be guided by
to use something, such as information or rules, to make a decision or form an opinion.
Don't mix these meanings
Same phrase, different job.
to use something, such as information or rules, to make a decision or form an opinion.
Another meaning of 'go by' is 'time passes'; compare the examples to keep the meanings separate.
Hear it in context
Notice where the phrase sounds natural.
I usually go by the instructions when assembling furniture.
When making important decisions, I prefer to go by facts rather than opinions.
Fix the pattern
One small grammar move makes it sound right.
Not: Don't go with first impressions.
Say: Don't go by first impressions.
'Go BY' = judge/decide from. 'Go with' = choose. Different verbs.
Which sounds natural?
Tap the one a native speaker would say.
'Go by' is the natural verb for using something as your guide. 'Base our decision on' is heavier.
Build natural chunks
Words that usually travel with it.
go by + guide
- the rules
- appearances
- what he said
- the manual
Don't confuse it
Related
Other meanings and phrases to compare.
- go by (time passes) — Another meaning of 'go by' is 'time passes'; compare the examples to keep the meanings separate.