What is the meaning of Kapu?

Taboo, especially in Hawaiian contexts.

cup

sky

heaven, mythological residence of God (tamusi) and certain benevolent spirits in the sky

clouds collectively

lime

scoop, ladle

palm of one's hand

instep of one's foot

to ladle, to scoop up

sky

captain (such as a captain of a ship)

(wooden) pin

door, gate

taboo, prohibition

something sacred or holy, and thus prohibited or forbidden to most

to be prohibited; to be consecrated, to be holy

a tub

a cap

gate, entrance, (street) door

goal

Rōmaji transcription of カプ

inflection of kaps:

1. accusative/instrumental singular
2. genitive plural

accusative/instrumental singular

genitive plural

genitive plural of kapi

instrumental singular of kapas

accusative/instrumental singular of kapa

augmentative of kikapu: large basket

archaic form of kapı

Source: wiktionary.org