What is the meaning of Fu?

Initialism of fuck you.

flux unit

A Chinese literary form developed during the times of the Han dynasty that combines prose and poetry, sometimes called rhymed prose.

kung fu

Expertise, mastery

pig

Nonstandard spelling of .

Nonstandard spelling of .

Nonstandard spelling of .

Nonstandard spelling of .

plural marker on some words

ass

fire

Alternative form of fo

of, belonging to

from

about

for

used for marking the following verb as an infinitive to

in order to

from

feces

to explode

vibe; atmosphere

deceased, late

third-person singular past historic of essere

The hiragana syllable (fu) or the katakana syllable (fu) in Hepburn romanization.

foh! fie!

Clipping of fui.

to get, obtain, receive

third-person singular simple perfect indicative of fi

third-person singular past indicative tense of èssiri; (he/she/it) was.

An indication of disgust

the hissing of a cat

dead

Soft mutation of bu.

to suspect, to have a second thought on a person, to be vigilant

Source: wiktionary.org