shoulder to shoulder
If people are shoulder to shoulder, they are close together and next to each other:
The refugees were packed shoulder to shoulder on the boat.

[TahlilGaran] Advanced Learner's Dictionary ▲

shoulder to shoulder
if you stand shoulder to shoulder with a person or a group of people, you support them during a difficult time.
The chairman stood shoulder to shoulder with the managing director throughout the investigation.

[TahlilGaran] English Idioms Dictionary ▲

shoulder to shoulder
side by side, with a shared purpose
The children were standing shoulder to shoulder during the exercise class.

The firefighters worked shoulder to shoulder to help prevent the house from burning.

[TahlilGaran] English Idioms Dictionary ▲

shoulder to shoulder
adv. phr.
1. One beside the other; together.
The three boys were shoulder to shoulder all during the working hours.
Compare: SIDE BY SIDE.
2. Each helping the other; in agreement; together.
■ Often used with "stand".
We can win the fight if we all stand shoulder to shoulder.
Compare: SEE EYE TO EYE.

[TahlilGaran] English Idioms Dictionary ▲