Ghōst1, n.
(gōst), n. [O. Eng. gast, A-S. gâst, breath, spirit, mind, genius; O. Sax. gêst, D. geest, Ger. geist, Icel. geistr, vehement, rapid, geysa, to be impelled. Cf. GAZE.]
Sense 1. The spirit; the soul of man.
Then gives her grieved ghost thus to lament and mourn. Spenser.
Sense 2. The soul of a deceased person; the soul or spirit separate from the body; an apparition.
I thought that I had died in sleep, And was a blessed ghost. Coleridge.
Holy Ghost, the Holy Spirit; the Paraclete; the Comforter; (Theol.) the third person in the Trinity. — To give up the ghost, to die; to yield up the breath or spirit; to expire.