WordReference Random House Unabridged Dictionary of American English © 2026
breast•sum•mer
(bres′sum′ər, brest′-, bres′ə mər),USA pronunciation n. [Archit.]
- a horizontal beam supporting an exterior wall over an opening, as a shop window. Also called breast beam.
- breast + summer2 1605–15
'breastsummer' also found in these entries (note: many are not synonyms or translations):