Acronym of US Navy Board of Inspection and Survey. It is an inspection that occurs on ships and submarines every 5 years and prior to commissioning. Known throughout the Navy for its gruelling inte...

(US) A classification of lumber, widely used in construction in much of the US, from any of several species of genus Pinus grown in the southeastern United States. / Pinus palustris, longleaf pine.

(anatomy) posterior to the leg or thigh

simple past tense and past participle of thin out