Origin of off-base
Examples from the Web for off-base
But the caricature of GM as a dysfunctional jobs exporter is off-base.
The committee wanted the recommendations on off-base discrimination contained in its initial report also applied overseas.
These excuses for not dealing with off-base discrimination continued throughout the decade.
It is hard enough to be told that you are off-base and that your behavior has been bad when an adult says the damning words.The Fourth R|George Oliver Smith
Word Origin and History for off-base
"unawares," 1936, American English, from off (adv.) + base (n.); a figurative extension from baseball sense of "not in the right position" (1898), from notion of a baserunner being picked off while taking a lead.