How so?

how so

In what way? Why? This phrase is usually used to invite further explanation or discussion. A: "I thought his artwork was just fascinating." B: "Really? How so?"

See also: how

Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

How so?

Please explain your remark. A: You have to bring all the lawn furniture in. B: How so?

See also: how

McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.