adv. and pred. a., properly phrase. [A prep.1 + BLOOM.] In or into bloom.
1855. Browning, Men & Women, II. Saul, 128. The fern-branches all round Broke a-bloom.
1863. Macm. Mag., Jan., 164. The whole hollow was abloom with the yellow gorse.
1876. Miss Braddon, Josh. Hagg. Dau., I. v. 168. Sweet wild flowers abloom under their feet.