Definitions
1.verbTo stay or remain in a place or situation, especially as if unwilling to depart or not easily able to do so; to loiter.
2.verbTo remain alive or existent although still proceeding toward death or extinction; to die gradually.
3.verb(often followed by on) To consider or contemplate for a period of time; to engage in analytic thinking or discussion.
4.nounAn act of lingering or waiting.
5.nounThat which lingers; a remnant.