n.
He made the night a little brighter
Wherever he did go,
The old lamplighter
Of long, long ago. Song lyrics. (?) [ PJC ]
n. One who, or that which, plights. [ 1913 Webster ]
a. Having fidelity pledged. [ 1913 Webster ]
a. Being well folded. [ Obs. ] “Her well-plighted frock.” Spenser. [ 1913 Webster ]