dateless

adj

1. Out of one's head; deranged.

   “Poor soul, she's gone dateless, I think, with care, and watching, and overmuch trouble; and who can wonder?”

   “and he were put in York prison and tried and hung – hung! Charley! – kind father was hung on a gallows and mother lost sense and grew silly in grief and we were like to be turned on t' wide world and poor mother dateless”

   “An' they geet howd on her, and carried her into Sally Grimshaw's, an' laid her upo' th' couch cheer, as dateless as a stone !”

2. (British, dialectal, slang)Thick-headed.

   “Into the court you'd swanned, you dateless little pillock, if not wholly confident of winning, surely careless of losing.”

   “You dateless fool, you stupid ass, clamped to / This crag for all eternity”

   “"You dateless article," stormed his father, leaving Bennett to realise in his laconic way that he was, and probably always would be, a disappointment to Dad.”

3. (not-comparable)Without a date imprinted, assigned, or associated.

   “The other day was dateless, even for my dateless life; for I had forgotten time and had no notion of anything anywhere, when in a small French town I strolled into a cafe noisy with French talk.”

4. (not-comparable)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.”

   “They were good friends, completely at ease with each other, and when they both ended up dateless on a Friday night, as they often did, they usually ended up eating pizza and watching scary movies together.”

5. (not-comparable)Timeless; immortal

   “the dateless and irrevoluble circle of eternity”

6. (not-comparable)Without a start; immemorial
7. (archaic, not-comparable)Without an end; endless

   “Then can I drown an eye, unused to flow, / For precious friends hid in death's dateless night”