Definition of pacu in English:

pacu

nounplural noun pacu

  • A deep-bodied, herbivorous freshwater fish native to northern South America.

    Colossoma nigripinnis, family Characidae

    ‘Are the vegetarian pacu's teeth different from the carnivorous piranha's teeth?’
    • ‘The introduction of these exotic species, such as the pacu, can have detrimental effects for native species inhabiting South Carolina waters.’
    • ‘Additionally, full-grown pacu are much larger than piranha.’

Pronunciation

pacu

/pəˈko͞o/ /pəˈku/ /ˈpäko͞o/ /ˈpɑku/

Origin

Late 18th century from Tupi pacú.