As nouns the difference between middies and midbies
is that middies is plural of lang=en while midbies is plural of lang=en.
middies
English
Etymology 1
Noun
(head)
Etymology 2
Shortening of middle (possibly either genitive or plural).
Noun
(-)
(slang) Middle-grade marijuana.
Synonyms
* (l)
Coordinate terms
* (l), (l), (l)
* (l), (l), (l), (l)
* (l), (l)