Definition of "pipi"

pipi¹

noun
plural pipis
1. (New Zealand) The edible saltwater clam Paphies australis, of the family Mesodesmatidae, endemic to New Zealand.
2. (Australia, New South Wales, Queensland) The edible saltwater clam Plebidonax deltoides, endemic to Australia.
  Quotations
  The sand whiting feeds on nippers, pipis, prawns and especially beach, squirt or blood worms and all these make terrific baits.
  2006, Frank Prokop, Australian Fish Guide, 3rd edition, page 154
  Pipis are very good baits for catching bream, trevally, whiting, particularly King George Whiting, leatherjackets and many others.
  2007, Julie McEnally, Lawrie McEnally, Complete Book of Fishing Baits & Rigs, page 6
  Bivalves are shells with two valves joined at a hinge, like oysters, pipis and many of the shells picked up on a modern beach.
  2009, David Johnson., The Geology of Australia, page 172

pipi²

noun
uncountable
1. The astringent pods of Caesalpinia paipai, a Brazilian plant used in tanning.