Etymology: Middle English weyen, from Old English wegan to move, carry, weigh — more at way
Date: before 12th century
transitive verb1: to ascertain the heaviness of by or as if by a balance 2 a:outweighb:counterbalancec: to make heavy :weight —often used with down 3: to consider carefully especially by balancing opposing factors or aspects in order to reach a choice or conclusion :evaluate<weighing her options> 4: to heave up (an anchor) preparatory to sailing 5: to measure or apportion (a definite quantity) on or as if on a scalesintransitive verb1 a: to have a certain heaviness : experience a specific force due to gravity b: to register a weight (as on a scales) —used with in or out — compare weigh in 2: to merit consideration as important :count<evidence will weigh heavily against him> 3 a: to press down with or as if with a heavy weight b: to have a saddening or disheartening effect <guilt weighed on my mind> 4: to weigh anchor