phrasal
1. : completely or absurdly mistaken
any man who said such a thing is certainly off base
2. : by surprise : unawares
the sudden question caught him off base
phrasal
1. : completely or absurdly mistaken
any man who said such a thing is certainly off base
2. : by surprise : unawares
the sudden question caught him off base
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012