Quick answer
Umar is a boy name meaning "flourishing, living long".
Pronunciation: Arabic /ˈʕu.mar/; Egyptian Arabic /ˈʕo.mar/.
Meaning and history
The name means "flourishing, living long" in Arabic, related to the root عمر ( ʿumr ) meaning "life". Umar was a companion and strong supporter of the Prophet Muhammad who became the second caliph of the Muslims. He is considered to be one of the great founders of the Muslim state. The name was also borne by a 12th-century poet from Persia, Umar Khayyam.
Notes and context
Usage: arabic, urdu, uzbek, tajik, kyrgyz, indonesian, hausa | Arabic: عمر; Uzbek: Умар