bosom /ˈbʊz(ə)m/noun 7verb 4adjective 1forms 3phrases 3 noun7 •(old-fashioned) The breast or chest of a human (or sometimes of another animal). •A breast, one of a woman's breastsI dont [sic] know that her bosoms were fuller than usual. — 1833 •The protected interior or inner part of something; the area enclosed as by an embrace.… Mr Toodle … was refreshing himself with tea in the bosom of his family. — 1846 •Any thing or place resembling the breast; a supporting surface; an inner recess; the interior.The appointed place was on the edge of a deep, rocky ravine, down in whose dark bosom brawled and foamed a little mountain torrent. — 1864 •The seat of one's inner thoughts, feelings, etc.; one's secret feelings; desire.my poor dear duke[…], in consequence of the excitement created in his august bosom by her frantic violence and grief, had a fit in which I very nigh lost him. — 1844 •The part of a dress etc. covering the chest; a neckline.And he put his hand into his bosome: and when hee tooke it out, behold, his hand was leprous as snowe. — 1611 •A depression round the eye of a millstone.The bosom of the mill-stone is a central depression, and the staff is adjustable to test the symmetry of the concavity. — 1884 verb4 •To enclose or carry in the bosom; to keep with care; to take to heart; to cherish.Bosom up my counsel, You’ll find it wholesome. — 1612 •To belly; to billow, swell or bulge.Just above the recess the cliff bosomed out with a full swell for some two or three feet, effectually preventing any one’s looking down into the nest from above […] — 1869 •To belly; to cause to billow, swell or bulge.Thus one by one they mount, and spreading wide, The transverse wings extend on either side, And, lightly bosomed by the gentle gale, She seems a moving pyramid of ail. — 1855 •To conceal; to hide from view; to embosom.To happy Convents bosom’d deep in Vines, Where slumber Abbots, purple as their Wines — 1741 adjective1 •In a very close relationship.bosom buddies formsbosomed · bosoming · bosoms Phrases with bosom bird in the bosomA secret pledge that one makes for another. in Abraham's bosomNo longer living; dead. nourish a viper in one's bosomTo do acts of kindness that will be met with ingratitude and will cause one harm in the end.