Plunk — Defs

01 v. t. To pluck and release quickly (a musical string); to twang.

1.
To pluck and release quickly (a musical string); to twang.[Chiefly Colloq.]
2.
To throw, push, drive heavily, plumply, or suddenly; as, to plunk down a dollar; also, to hit or strike.
3.
To be a truant from (school).[Scot.]

02 v. i. To make a quick, hollow, metallic, or harsh sound, as by pulling hard on a taut string and quickly releasing it; of a raven, to croak.

1.
To make a quick, hollow, metallic, or harsh sound, as by pulling hard on a taut string and quickly releasing it; of a raven, to croak.[Chiefly Colloq.]
2.
To drop or sink down suddenly or heavily; to plump.
3.
To play truant, or “hooky”.[Scot.]

03 n. Act or sound of plunking.