dateless

About 0.03 uses per million words.

Meaning

1. adjective Out of one's head; deranged.
2. adjective Thick-headed.
3. adjective Without a date imprinted, assigned, or associated.
4. adjective Having no date (meeting with a lover or potential lover).

   It is hard to believe that she could be dateless on a Saturday night.

5. adjective Timeless; immortal; endless.
6. adjective Without a start; immemorial.

Similar words

undatable infinite unchanged endless unaltered timeless sempiternal undated alone stag

Often followed by

night and diary past bargain antiquity for on letter