0 the people who are approximately the same age as you and come from a similar social group: --
These children scored significantly lower on intelligence tests than others in their peer group.
1 a group of people who are similar in age, education, position, etc.: --
Brands are a way of identifying with a social or economic peer group.
2 a group of companies that offer similar products or services: --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.