continuing forever or indefinitely; "the ageless themes of love and revenge"; "eternal truths"; "life everlasting"; "hell's perpetual fires"; "the unending bliss of heaven"
of the distant or comparatively distant past; "We met once long ago"; "they long ago forsook their nomadic life"; "left for work long ago"; "he has long since given up mountain climbing"; "This name has long since been forgotten"; "lang syne" is Scottish
past times (especially in the phrase `in days of old')
of a very early stage in development; "Old English is also called Anglo Saxon"; "Old High German is High German from the middle of the 9th to the end of the 11th century"
old in experience; "an old offender"; "the older soldiers"
of long duration; not new; "old tradition"; "old house"; "old wine"; "old country"; "old friendships"; "old money"
(used especially of persons) having lived for a relatively long time or attained a specific age; "an old man's eagle mind"--William Butler Yeats; "his mother is very old"; "a ripe old age"; "how old are you?"
belonging to times long past especially of the historical period before the fall of the Western Roman Empire; "ancient history"; "ancient civilizations such as those of the Etruscans and Sumerians"; "ancient Greece"