way off

way off

Completely incorrect, mistaken, or misinformed. A: "I'd say there are probably 500 jellybeans in that jar!" B: "Nope, you're way off! There's 1,725." Tom is way off about Jenny if he thinks she's the type to rat us out.
See also: off, way
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

way off (base)

Inf. Fig. on the wrong track; completely wrong. I think you're way off base. Try again. Sorry. You are way off. You should just give up.
See also: off, way
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

way off

verb
See also: off, way
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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References in periodicals archive ?
Weak demand for bank loans, however, made it clear the recovery was still some way off.