1 a part or share of something larger: --
She read large portions of the manuscript and offered many useful suggestions.
They serve children’s portions at half-price.
3 the amount of a particular food that is enough for one person, especially in a restaurant, etc.: --
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.
Vi kan slutföra det steg för steg hur lång vägen än är och den kan inte slutföras hur kort vägen än är om du inte ens markerar ditt fotavtryck.