MAMIL (noun)
ma-mil
(British informal) A middle-aged man who is a very keen road cyclist, typically one who rides an expensive bike and wears the type of clothing associated with professional cyclists.
Early 21st century acronym from middle-aged man in Lycra (from the proprietary name for a type of fabric or fibre used to make close-fitting sportswear); the term was apparently first used in Australia with reference to a particular type of male swimmer.
Example sentences
“That MAMIL pulled right out in front of me!”
