: an exaggerated reaction to the male-oriented ''shoot-'em-up games''. noun. A movie or TV program with much gunplay and violence: gambled for cigarettes, slurped Tang or watched shoot-'emups on TV (1953+)
Circulatory system. The human circulatory system (simplified). Red indicates oxygenated blood carried in arteries, blue indicates deoxygenated blood carried in veins. Capillaries, which join the arteries and veins, and the lymphatic vessels are not shown.
Blue veins: Introduction. Veins are blood vessels that carry deoxygenated blood back from the various body tissues to the heart. Veins that can be seen just under the skin appear to be blue in color. The more prominent the veins, the stronger the color-e.g. varicose veins are very visible.