Coined between 1585 and 1595 from date + less[http://dictionary.reference.com/browse/dateless “Dateless” at Dictionary.com][http://www.merriam-webster.com/dictionary/dateless “Dateless” in Merriam-Webster]
Without a date imprinted, assigned, or associated.
Having no date—a meeting with a lover or potential lover. It is hard to believe that she could be dateless on a Saturday night.
Without a start; immemorial
(archaic) Without an end; endless
William Shakespeare, Sonnet XXX, Then can I drown an eye, unused to flow, / For precious friends hid in death's dateless night
, “It's like buying a barrel of apples that's been deaconed — after you've found that the deeper you go the meaner and wormier the fruit, you forget all about the layer of big, rosy, wax-finished pippins that was on top.”
(US, slang) To make sly alterations to the boundaries of (land); to adulterate or doctor (an article to be sold), etc.