Where does “broom-clean” come from?

broom-clean (English) comes from English broom, from Middle English brom, from Old English brōm, from Proto-West Germanic *brām, from Proto-Indo-European bʰrem-, from Proto-Indo-European bʰer- — to bear, carry.

broom-clean (English): Of a room, empty of personal property and swept clean of debris, though not necessarily professionally cleaned. Typically used in contracts to describe the expected vacated condition of a property upon moving out, despite having no unambiguous definition

Definitions

  1. Of a room, empty of personal property and swept clean of debris, though not necessarily professionally cleaned. Typically used in contracts to describe the expected vacated condition of a property upon moving out, despite having no unambiguous definition

Ancestry of “broom-clean”, step by step

broom-clean traces back through two separate lines of ancestry.

via English broom

StepLanguageWordMeaning
1EnglishbroomA domestic utensil with fibers bound together at...
2Middle EnglishbromBroom shrub of the family
3Old Englishbrōmbrushwood; broom; broom shrub
4Proto-West Germanic*brāmblackberry, bramble
5Proto-Indo-Europeanbʰrem-to make noise
6Proto-Indo-Europeanbʰer-to bear, carry

via English clean

StepLanguageWordMeaning
1Englishclean"Free of dirt or impurities or protruberances.";...
2Middle Englishcleneclean
3Old Englishclǣnepure, clear; clean, pure
4Proto-Germanicklainizshining, fine, splendid; tender, precious
5Proto-Indo-Europeang(e)lēi-gleaming
6Proto-Indo-Europeanǵel-to swallow; swallow
Every word from Proto-Indo-European bʰer-
broom-clean — Etymology, Origin & Word History | Etymology Explorer