There are various possibilities.
If you mean 'a single man/woman' - un/a soltero/a
If you mean 'only' - 'unico/a' -
'El/ella es el/la unico/a soltero/a en mi clase' = 'he/she is the only single man/woman in my class'.
In Spanish, "y" means "and".
¿Estás soltero? (or soltera if you're speaking to a woman)
soltera
Single woman / Bachelorette
No, he is married to spanish actress Elsa Pataky
Soltero means single, so you could say No soltero. Ex: "I am not single," wouls be No estoy soltero.
It can mean "I am single" or "I am alone".
Cerrar is Spanish for "to close" or "to shut".
Soltero if you are male Soltera if you are female
It is short for que
patineta or patin for a single skate
solamente solteros