Definition of pank in US English:

pank

verb

English Regional, South-Western, Isle Of Wight
  • no object To pant, breathe hard. Formerly also: †(of the heart) to pound (obsolete).

Origin

Mid 17th century; earliest use found in John Dryden (1631–1700), poet, playwright, and critic. Origin unknown.

Pronunciation

pank

/paŋk/