abloom /əˈbluːm/adjective 3adverb 1forms 2 adjective3 •Blooming; covered in flowers.[…] on summer nights when the tulips were abloom and the bees buzzing […] — 1928 •(figurative) Having something growing or grown.For Santa Claus comes / With reindeer and sleigh / To fill up the stockings on glad Christmas Day. / And there in the library / Stands a great tree / With gifts all abloom, most lovely to see! — 1900 •Thriving in health, beauty, and vigor; exhibiting youth-like beauty.The Hollywood concept of clean-shaven, square-jawed young men and fragrant young ladies with cheeks abloom does not seem to square with the facts. — 1987 adverb[after a noun]1 •In or into bloom; in a blooming state; having flower blooms unfolding. formsmore abloom · most abloom