To diminish gradually in force or activity and so come to an end; to fade away, cease or disappear gradually.

intransitive. To fail in health or strength; to decline rapidly (under some trouble or ailment). Formerly also: †to die (obsolete).

transferred. Of sounds, etc.: To die away, to pass away.

literal and figurative. With certain modifying adverbs. to burn out, forth: to burst out in flame (archaic). to burn out, also (quasi-reflexive and p…

To subside gradually into a dead or inactive state; to die away.

intransitive. To run out, decrease, or fade; gradually to come to an end or cease to exist. In early use esp. of a vein of ore (U.S. Mining slang)…

Also with out. Cf. fizzle, v. 3.

figurative. intransitive (chiefly U.S. colloquial). To fail, make a fiasco, come to a lame conclusion; in U.S. College slang, to fail in a…

To go out, or come to an end (gradually); to pass away or become extinct by degrees.

intransitive. To appear or disappear with, or as if with, a puff of air; to blow up; to fizzle out. Also occasionally transitive (reflexive).

intransitive. To die down. Cf. down, adv. 25a. Obsolete. rare.

figurative. To reduce in scale gradually; to bring (an activity) to an end.