0 the activity of taking part in duels (= formal fights between two people, using weapons, usually because one person has insulted the other): --
The game of chess requires intense concentration and sustained mental duelling.
Their partnership is full of vitality, kept alive with intellectual duelling.
1 taking part in or relating to the activity of duelling: --
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.