What is the meaning of عين?

eye

eye (organ)

spring (of water)

Name of the eighteenth letter of the Arabic alphabet (ع (ʕ)), representing the sound /ʕ/

envy, the evil eye

to appoint, to assign, to name, to nominate

second-person masculine singular imperative of عان (ʕān)

eye

eye (organ)

spring (of water)

envy

eye (organ)

evil eye

spring

to eyeball (gauge by eye, estimate)

to specify

[with على (ʕala) ‘on’] to have one's eye on

to appoint, to assign, to set

eye (organ)

eye (organ)

envy

desire

spring (of water)

eye (organ)

(often preceded by الـ) envy, the evil eye

spy

spring (of water)

(plural أَعْيُن (ʔaʕyun)) The thing itself

A revered person in the community.

money or whatever is the equivalent of money.

what has monetary value except money.

Name of the eighteenth letter of the Arabic alphabet (ع (ʕ)), representing the sound /ʕ/

verbal noun of عَانَ (ʕāna) 

to appoint, to assign, to name, to nominate

to define

to determine, to fix, to identify, to specify

to allocate, to allot, to apportion, to earmark, to itemize, to set aside

eye

the evil eye; envy

Jawi spelling of ain.‎

Source: wiktionary.org