What is the meaning of the word puta?

It is a very rude Word and you should avoid using it. It is the worst way to say "prostitute".
Probably a female streetwalker, prostitute, or such.
It is an offensive term meaning "whore" and can also mean for similar Words like that.

1. 1.prostitute
2. 2.tramp
3. 3.hooker
4. 4.hustler
5. 5.slut
6. 6.whore
7. 7.tart
8. 8.dike
9. 9.dyke
10. 10.bitch

It means whore, and is used to refer to a woman of loose morals or a prostitute. It is not used in polite conversation with educated people.
it means hoe