1 the fact of not being very clever: --
They show their dimness with every word they say.
It was an indication of her friend's dimness that he had not thought to lock the door behind him.
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.