Here are some examples of how the word "gruss" is used in German:
* "Ich grüße dich!" - "I greet you!"
* "Ich schreibe dir einen Gruß." - "I am writing you a greeting."
* "Auf Wiedersehen und Gruß!" - "Goodbye and greetings!"
The word "gruss" can also be used as a noun, in which case it means "a greeting" or "a salutation." For example, you could say "Ich habe einen Gruß von deiner Mutter bekommen." - "I received a greeting from your mother."
The word "gruss" is related to the English word "greet." Both words come from the Old Germanic root *groetjan*, which means "to cry out" or "to call out."