A romantic association between two people where one or more of the parties involved refuse to call it a "relationship", or use the words "girlfriend" and "boyfriend" for fear of attachment or commitment. The behavior of those involved is identical to an actual relationship, except commitments and expectations are not explicit but merely implied. Often defined by social networking sites as "its complicated".
The quantization of energy refers to the fact that at subatomic levels, energy is best thought of as occuring in discreet "packets" called photons. Like paper money, photons come in different denominations. ... The red and blue photons are therefore "quantized" just as dollar bill denominations are "quantized".
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.
We have a Zoom meeting in a few minutes and I’ll probably go pajama casual.