Flashing a smug grin while throwing up your collective shoulders in blithe befuddlement should convince absolutely no one.
I missed Don's chiseled mug and Roger's blithe wisecracks and Peggy's prickly chutzpah.
Sadly, Republicans—who have repeatedly slammed Obama for this kind of blithe incoherence—are not immune to the same disorder.
When I started out today I was a blithe young thing, feeling life in every limb, as the poet says.
Away to your chamber, sweeting, and keep a blithe face, for she who confesses is shriven.
Far better the blithe modern pagan in his white tie and evening clothes, and his facile philosophy.
But Bismarck, although he carried a blithe front, was far from comfortable.
True and fair I married her, when she was blithe and young; And Betsey was al'ays good to me, exceptin' with her tongue.
Songsters, all so blithe and gay, Know ye what your carols say?
In the momentary silence that ensued the blithe jingling of bells was heard, accompanied by the merry sound of tabor and pipe.
Old English bliþe "joyous, kind, cheerful, pleasant," from Proto-Germanic *blithiz "gentle, kind" (cf. Old Saxon bliði "bright, happy," Middle Dutch blide, Dutch blijde, Old Norse bliðr "mild, gentle," Old High German blidi "gay, friendly," Gothic bleiþs "kind, friendly, merciful").
Rare since 16c. No cognates outside Germanic. "The earlier application was to the outward expression of kindly feeling, sympathy, affection to others, as in Gothic and ON.; but in OE. the word had come more usually to be applied to the external manifestation of one's own pleased or happy frame of mind, and hence even to the state itself." [OED]