| Words | Parts of Speech | Meaning/Definition/Similar Words |
|---|---|---|
| bluebeard | noun | The hero of a mediaeval French nursery legend, who, leaving home, enjoined his young wife not to open a certain room in his castle. She entered it, and found the murdered bodies of his former wives. — Also used adjectively of a subject which it is forbidden to investigate. |
| blueberry | noun | The berry of several species of Vaccinium, an ericaceous genus, differing from the American huckleberries in containing numerous minute seeds instead of ten nutlets. The commonest species are V. Pennsylvanicum and V. vacillans. V. corymbosum is the tall blueberry. |
| blue book | A parliamentary publication, so called from its blue paper covers., The United States official “Biennial Register.” | |
| blue-eyed | adjective | Having blue eyes. |
| blue-john | noun | A name given to fluor spar in Derbyshire, where it is used for ornamental purposes. |
| blueprint | See under Print. | |
| bluestone | noun | Blue vitriol., A grayish blue building stone, as that commonly used in the eastern United States. |