The area of office space that is smaller than a cubicle. A "par"ticle.... The space you are given when you are not cool enough for an office.

Pronounced "par ti cleez." He was the Greek god of quality-looking cheap furniture and the spokesperson for Rooms To Go.

–noun

a partially written composition in prose, usually nonfiction, on a specific topic, forming an independent part of a book or other publication, as a newspaper or magazine, usually used to describe a work in progress that is not yet finished.

A particle is someone who constantly flops. A flakey person who is unreliable.

Those things that annoy you during physics class.