(Islam) an invisible spirit mentioned in the Koran and believed by Muslims to inhabit the earth and influence mankind by appearing in the form of humans or animals
carefree and happy and lighthearted; "was loved for her blithe spirit"; "a merry blithesome nature"; "her lighthearted nature"; "trilling songs with a lightsome heart"
lacking or showing a lack of due concern; "spoke with blithe ignorance of the true situation"
threatening or foreshadowing evil or tragic developments; "a baleful look"; "forbidding thunderclouds"; "his tone became menacing"; "ominous rumblings of discontent"; "sinister storm clouds"; "a sinister smile"; "his threatening behavior"; "ugly black clouds"; "the situation became ugly"
deadly or sinister; "the Florida eagles have a fierce baleful look"