Plutonic

[Becky]

Relating to the [underworld] or the god [Pluto]. Common misspelling of the word [platonic], meaning intimate and affectionate but not sexual.

[Britney]

A pun that indicates a relationship that is not only not platonic, but explosive.

[Becky]

a friendship or relationship in which there is no possibility of romantic progress.

[Little_Girl]

A non-sexual relationship between a man and a woman that could /should only work in outer space.

[Becky]

Adj: A one-sided relationship that not only fails to ever get romantic, but that manages to get you publicly humiliated in front of your peers when the object of your affections openly dates someone else.
from: platonic and the demotion of Pluto to dwarf planet status.

[PussyCat]

A relationship that was formerly sexual in nature, but has been demoted to just friends.

[Little_Girl]

temporary relationship, be it emotional,personal,marital, financial... that could happen to somebody somewhere in this planet.

[Sonia]

Plates that U can not see...

[Mark Zuckerberg]

Of or pertaining to Pluto; Plutonian; hence, pertaining
to the interior of the earth; subterranean.

[Merna]

Like [platonic] but for [retards] who cant [spell]