Definition of Munro-bagging in English:

Munro-bagging

Pronunciation /mənˈrəʊˌbaɡɪŋ/ /mʌnˈrəʊˌbaɡɪŋ/

noun

slang Mountaineering
  • The dedicated attempt to climb as many Munro peaks as possible.

Origin

1930s; earliest use found in Journal Scottish Mountaineering Club. From Munro + bagging.