thingy

A thing (used to refer to something vaguely or when one cannot recall or does not wish to mention its name).

And as soon as that temperature returns to normal, let’s talk about the thingies that go through your headie at night.

What I should really do, of course, is use a Personal Digital Assistant; one of those tiny hand-held computerette thingies […]

A penis.

He pulled out his thingy. It was huge.

A person whose name one cannot recall.

He reminds me of thingy from that film.

Resembling or characteristic of a thing; tangible.

The most unpleasant, and also the thingiest, the central thing in Foreign Parts, was a giant banyan tree, putting out more and more suckers which created tangled arches, a swollen hiding-place of a tree, a series of organic traps, […]

The secret of even the thingiest SF, the most solid-walnut-to-the-knuckles fantasy, is that you don't need much to summon worlds out of air, so long as the details are the right ones.