1 to base an opinion, decision, or judgment on something: --
What do you go by when you're deciding whether or not to employ someone?
Going by what she said yesterday, I would say she's about to resign.
If past experience is anything to go by, he'll completely ignore our suggestions and then change his mind at the last minute.
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.