0 someone, especially a well-known person, who appears in an advertisement saying that they use and like a particular product: --
The footballer is the company's first male celebrity endorser.
1 someone who makes a public statement saying that they support someone or something: --
2 the person who signs the back of a cheque, bill of exchange, etc. written out to them in order to give permission for it to be paid to someone else: --
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.