off-base

Prepositional phrase

1. (US, not comparable) Situated or happening outside the boundaries of a military base.
   • A Virginia lawmaker wants to improve off-base living conditions for enlisted troops with families.2009 September 21, Bill Maze, “Bill would expand off-base housing options”, in Navy Times, archived from the original on 29 Jun 2013

   Antonyms:

   on base

2. (not comparable) Positioned somewhere between the bases, and hence vulnerable to being caught out.
   • The hippo heard us, and, like a baseball player caught off base, tried to get back to the river.1907, Richard Harding Davis, chapter 5, in The Congo and Coasts of Africa

   Antonyms:

   on base

3. (comparable, figuratively) Mistaken; misguided; somewhat wrong in opinion or judgment.
   • Near-synonyms: off-track, off target

   Synonyms:

   off-track, off target

4. (comparable, figuratively, belief, idea, etc) Incorrect or inappropriate; not properly executed, envisioned, or understood.
   • Near-synonyms: off-track, off target, off-kilter

   Synonyms:

   off-track, off target, off-kilter