You use each other when you are saying that each member of a group does something to the others or has a particular connection with the others.
We looked at each other in silence.
Both sides are willing to make allowances for each other's political sensitivities.
Uncle Paul and I hardly know each other.
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English Easy Learning GrammarReflexive pronounsReflexive pronouns are used: person singular plural 1st2nd3rd masculine3rd feminine3rd neuterGeneral myselfyourselfhimselfherselfitselfoneselfourselvesyourselvesthemselvesthemselvesthemselves ... Read more
each other in British English
pronoun
used when the action, attribution, etc, is reciprocal
furious with each other
▶ USAGE Each other and one another are interchangeable in modern British usage
each other in American English
each one the other; one another
we help each other
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Examples of 'each other' in a sentence
each other
You and your partner take each other 's plans seriously and this draws you closer.
The Sun (2016)
Neither impressed and nor did they look in sync with each other 's movement.
The Sun (2017)
You have to like each other enough to put up with each other 's foibles and you have to be able to laugh.
Times, Sunday Times (2016)
I would say they bring out each other 's strengths and that makes them strong.
Times, Sunday Times (2016)
We are one team and won't be thinking too much about taking each other 's place.
Times, Sunday Times (2016)
We're still very much a part of each other 's lives.
The Sun (2016)
But we're not in each other 's pockets either.
The Sun (2016)
Now at the Riverside today, they send their forces into action against each other for the first time.
The Sun (2016)
Poppy was seen by her as something of a nuisance as the couple wanted to get on with their love life and enjoy each other 's company.
The Sun (2016)
We wanted the dogs to make a positive association with each other 's presence.
Jan Fennell, Foreword by Monty Roberts THE DOG LISTENER: Learning the Language of your Best Friend (2002)
We have played together so we know each other 's game very well.
The Sun (2013)
They thus saw some sharp military action in each other's company.
Amanda Mackenzie Stuart Consuelo & Alva: Love and Power in the Gilded Age (2005)
So we agreed not to comment at all on each other's actions.
Times, Sunday Times (2011)
You would have thought that between siblings there is a natural propensity to love each other 's projects.
Times, Sunday Times (2014)
Be each other 's best friend.
The Sun (2012)
We are lucky that we are able to talk about it together and we understand each other 's way of dealing with the disappointments.
Times, Sunday Times (2007)
We were all fans of each other 's work but hadn't met.
The Sun (2014)
Meanwhile, existing partners support each other 's ambitions and feel like a real team again.
The Sun (2016)
If the relationship is good, there will be a continuing involvement and interest in each other 's lives.
Shapiro, Jean Get the Best out of the Rest of Your Life (1990)
All related terms of 'each other'
at each other's throats
If two people or groups are at each other's throats , they are quarrelling or fighting violently with each other.
be at each other's throats
if two people or groups are at each other's throats , they are continually arguing or fighting
cut each other's throats
to ruin each other, as by underselling in business
strike sparks off each other
if people who are trying to achieve something together strike sparks off each other, they react to each other in a very exciting or creative way
live in each other's pockets
to spend a great deal of time together, perhaps too much