joueur de guitare or guitariste
A guitar string is "une corde de guitare" in French.
j'ai une guitare
I believe it is 'guitare rouge'.
If by saying "not a guitar player" you mean someone who plays with a controller, then I would say generally people who play with the guitars are a lot better.
il joue de la guitare
Monsieur, avez-vous votre guitare?
J'aime jouer de la guitare.
The best player is "le meilleur joueur" in French.
"vous aimez jouer de la guitare"
tu es le / la pire tu es le pire joueur de guitare du quartier > you are the worst guitar player around the block.
J'apprends encore jouer la guitare
i would have to say randy rhoads is deff 1 of the best guitar players AROUND!!!!!!