Nouns

(n)bow1, bowknota knot with two loops and loose ends; used to tie shoelaces
(n)bow1a slightly curved piece of resilient wood with taut horsehair strands; used in playing certain stringed instruments
(n)bow1a weapon for shooting arrows, composed of a curved piece of resilient wood with a taut cord to propel the arrow
(n)bow1, arcsomething curved in shape
(n)bow1a decorative interlacing of ribbons
(n)bow1a stroke with a curved piece of wood with taut horsehair strands that is used in playing stringed instruments
(n)bow2, fore, prow, stemfront part of a vessel or aircraft“he pointed the bow of the boat toward the finish line”
(n)bow2, bowing, obeisancebending the head or body or knee as a sign of reverence or submission or shame or greeting
(n)bow2, curtain callan appearance by actors or performers at the end of the concert or play in order to acknowledge the applause of the audience

Verbs

(v)bow1, bow downbend one's knee or body, or lower one's head“He bowed before the King”, “She bowed her head in shame”
(v)submit, bow1, defer, accede, give inyield to another's wish or opinion“The government bowed to the military pressure”
(v)bow1bend the head or the upper part of the body in a gesture of respect or greeting“He bowed before the King”
(v)crouch, stoop, bend, bow1bend one's back forward from the waist on down“he crouched down”, “She bowed before the Queen”, “The young man stooped to pick up the girl's purse”
(v)bow2play on a stringed instrument with a bow