vie. vb, vies, vying or vied. 1. (intr; foll by with or for) to contend for superiority or victory (with) or strive in competition (for). 2. (tr) to offer, exchange, or display in rivalry. [C15: probably from Old French envier to challenge, from Latin invÄ«tÄre to invite].
On rare occasions, a halfback is asked to throw the ball when running a HB option. This play is generally referred to as a half-back pass, regardless if the player throwing the football is a tailback or fullback.
Hb, Hbg, Hgb. The iron-containing pigment of red blood cells (RBCs) that carries oxygen from the lungs to the tissues. The amount of hemoglobin in the blood averages 12 to 16 g/100 ml in women, 14 to 18 g/100 ml in men, and somewhat less in children.emoglobin releases the carboxyhemoglobin in the lungs for excretion and picks up more oxygen for transport to the cells. Also spelled haemoglobin. See also carboxyhemoglobin, complete blood count, differential white blood cell count, erythrocyte, erythropoiesis, heme, hemoglobinopathy, hemolysin, oxyhemoglobin.