0 very good or very big: --
She's got a mega voice.
He's mega-rich.
3 used to add the meaning "extremely big" or "a large amount" to nouns: --
4 used before nouns to mean one million --
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.