What is the meaning of Guava?

A tropical tree or shrub of the myrtle family, Psidium guajava.

Its yellowish tropical fruit, 1¼ to 2 inches, globular or pear-shaped with thin, yellow, green or brown skin, is often made into jams and jellies. The meat can be yellowish to pale green or pink in color, depending on the variety.

A medium reddish-pink colour, like that of guava flesh (also called guava pink).

guava

Rōmaji transcription of グアヴァ

Source: wiktionary.org