bypass UK /ˈbaɪpɑːs/US /ˈbaɪpæs/noun 6verb 2forms 3 noun6 •A road that passes around something, such as a residential area or business district. •A replacement road for obsolete road that is no longer in use because devastating natural disasters (earthquakes, tsunamis, landslides). •A section of pipe that conducts a fluid around some other fixture. •An electrical shunt. •An alternative passage created to divert a bodily fluid around a damaged organ; the surgical procedure to construct such a bypass.Five of the 16 patients required simultaneous FF bypass and iliaco-femoral bypass; 2, required simultaneous FF bypass and iliac thrombo-endoarterectomy (Table II). — 1989 •The act of going past or around. verb2 •To avoid an obstacle etc, by constructing or using a bypass. •To ignore the usual channels or procedures.More to theyr proper Elements inaugurated none, / Than shee to hers by-passed, he to his possessed Throne. — 1606 formsbypassed · bypassing · bypasses