(a) An edible bivalve mollusc, mussel; muscle bed, portion of sea bottom on which mussels grow; muscle man, ?one who gathers or sells mussels; (b) mil.muscle, muscle shelle, a kind of siege engine……
(a) A three-sided, rectilinear geometrical figure, a triangle; also fig.; in adv. comb.: triangle wise, in the form of a triangle, triangularly; (b) a triangular shape; also, an object of triangular……
Mil. (a) A Roman standard-bearer or commander of a troop of foot soldiers functioning as reserves for the first two ranks; also, ?the troop or rank of such soldiers [last quot.]; (b) pl. Roman foot……