to accept one's inferiority; to take one's hat off to someone; to give up; to surrender; to strike one's colors
to complete one's journey
to pitch in and help; to give someone a hand
to concede defeat; to surrender; (lit.) to take one's hat off (to somebody)
to lend a hand; to render assistance; (lit.) to bare one shoulder
to remove one's shirt thus revealing the skin; to remove the upper part of one's garments; to work with great effort
to strip to one's waist; to go at with might and main