Receptacle

[Rihanna]

That which serves, or is used, for receiving and
containing something, as a basket, a vase, a bag, a reservoir; a
repository.

[Kit]

Receptacle receive back,
In Zoology
*an organ or structure that receives a secretion, eggs, sperm cells, etc.
Common use

women that receive secretions, spermatozoa, etc. without requiring a condom.

[Justin Bieber]

An old word used to describe a [sex-only relationship]. Receptacle was made popular by a handsome young Physician character on the 80s television drama [St. Elsewhere]. The young Doctor said: Im not looking for a relationship, Im looking for a [receptacle]. For the era, this was quite shocking. [President Reagan] was in office at the time.

[Becky]

When a man has sex with someone, man or woman, with whom he regards only as a thing to have sex with an nothing more, he or she is a receptacle.

A catcher for whom the pitcher holds no emotional signifigance

[Dianne]

An object or space used to contain something.