it means: a (for something that's feminine)
"Una palabra nueva es" translates to "a new word is" in English.
"Una botella" means "on bottle" in English.
"Una cuadernos" is not grammatically correct in Spanish. "Una cuaderno" would mean "a notebook" in English.
"Una pregunta" means "a question" in English.
"Una llegada" translates to "an arrival" in English.
"Una silla" translates to "a chair" in English.
Una mano is Spanish for 'a hand'
Una bolsa is spanish for "a bag"
mandame una foto
"Una estudiante" in English means "a student" or "a female student."
"No soy una señorita" means "I am not a lady" in English.
"Hazme una pregunta" translates to "Ask me a question" in English.