ابتاض

1.
He (a man, S) put upon himself a بَيْضَة [or helmet] (S, K, TA) of iron. (TA.)
2.
ابتاضهُمْ He entered into their بَيْضَة [or territory, &c.]: (A, TA:) and ابتاضوا القَوْمَ They exterminated the people, or company of men; they extirpated them; (M, K; *) as also بَاضُوهُمْ: (M:) and اُبْتِيضُوا [originally اُبْتُيِضُوا; in the CK, incorrectly, ابتَيَضُوا;] They were exterminated, or extirpated, (K, TA,) and their بَيْضَة [or quarter, &c.,] was given up to be plundered: (TA:) and اِبْتَضْنَاهُمْ We smote their بيضة [or collective body, &c.,] and took all that belonged to them by force; as also بِضْنَاهُمْ: and بِيضَ الحَىُّ The tribe was so smitten &c. (TA.)

Perseus ID: n3627