Mu
Definition
The twelfth letter of the Greek alphabet (Μ, μ), transliterated as “m” and used in scientific notation for micro- (10⁻⁶).
A symbol (μ) representing various concepts in physics and math, such as magnetic permeability, mean in statistics, or reduced mass.
In Zen Buddhism and hacker philosophy, a response to a yes/no question that invalidates the question's premise, akin to 'unask it' or 'no thing'.
Examples
The physicist tweaked the mu value until the experiment finally hummed along without a glitch.
Faced with 'Is software eating the world?', the Zen coder replied 'Mu' and returned to debugging.
My dating app bio reads: Greek letter enthusiast seeking someone who gets mu beyond the surface.
When the boss asked for overtime, Dave channeled Joshu and whispered 'mu' before vanishing.