Correct spelling for the English word "be ball" is [biː bˈɔːl], [biː bˈɔːl], [b_iː b_ˈɔː_l] (IPA phonetic alphabet).
The phrase "be ball" does not have an established etymology because it is not a widely recognized term in the English language. It may be a combination of the verb "be" and the noun "ball", but without contextual information, it is difficult to determine a specific meaning or origin for this phrase.