The grammatically correct form is mein kleiner Spatz which translates as my little sparrow.
I would hazard a guess that if he's saying something like that to you that he does fancy you.
My little darling. Or thereabouts. It should be "Mein kleines Liebchen", though.
"Ein kleines" means literally, "a little."
A small present.
someone that fancies you
Mein König translates as my king.
If a boy messaged you that he fancies you, that means he likes you or has a crush on you.
Mein Hündchen translates as my little dog.
"Leibchen" means "bib or bodice". The word "Leibschen" is unknown,"mein" means "my".====================================================You probably mean mein Liebchen - my love, my darling
mein Schatz - my dear Golum in Lord of the Rings: mein Schaaatzzz - my preciousss
Mein is 'I' in Hindi. Mein ek ladka hoon. I am a boy.
yes, mine
I assume you mean 'Wie heißt mein hund.' Which means: "What is my dog's name."