It does not mean anything in French, please provide more context.
"De q" doesn't have a specific meaning in French. It could be a typo or shorthand for something, but without more context, it's unclear what it might refer to.
(of) French le cours de français: French class
"De la vie" is a French phrase that translates to "of life" in English.
You can say "la maison de John" in French to mean "John's house".
"C'est de quelle couleur?" means "What color is it?" in French.
You can say "je n'ai pas de plans" in French to mean "I have no plans."
De
à droite de means 'on the RIGHT of' in French. à gauche de means 'on the LEFT of' in French
"Guand" is not a French word. Perhaps you meant to ask about "Quand" with a "q", which means "When".
of
(of) French le cours de français: French class
use mean "utiliser" " se servir de" .... in french
quel âge as-tu ? means how old are you? in French.
le permis de conduire is the driving license in French.
"une lune de miel" is the French phrase for a honeymoon.
'une cotelette de veau' is a veal rib in French.
"quoi de neuf" means 'what's new?' in French.
'de rigueur' means 'obligatory' in French.