PLUMB Meaning of PLUMB in English plumb BrE AmE plʌm (= plum) ▷ plumbed plʌmd▷ plumbing ˈplʌm ɪŋ▷ plumbs plʌmz▶ ˈ plumb line BrE AmE Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012