[{"Bold_text": "noun", "List Items": ["a cardinal number, five plus one.", "a symbol for this number, as 6 or VI.", "a set of this many persons or things.", "a playing card, die face, or half of a domino face with six pips.", "Cricket.a hit in which the ball crosses the boundary line of the field without a bounce, counting six runs for the batsman.Compare boundary(def4) boundary(def4).", "an automobile powered by a six-cylinder engine.", "a six-cylinder engine.", "Slang.the area directly behind a person; back:Check your six—there's a hottie approaching.the area directly behind a person in motion; tail:The pilot had an enemy plane on his six.", "the area directly behind a person; back:Check your six—there's a hottie approaching.", "the area directly behind a person in motion; tail:The pilot had an enemy plane on his six."]}, {"Bold_text": "adjective", "List Items": ["amounting to six in number."]}]