BLUE a.
th. -- Blue mold, or mould, the blue fungus (Aspergillus glaucus) which grows on cheese. Brande & C. -- Blue Monday, a Monday following a Sunday of dissipation, or itself given to dissipation (as the Monday before Lent). -- Blue ointment (Med.), mercurial ointment. -- Blue Peter (British Marine), a blue flag with a…