not the half of it/(something)

not the half of it/(something)

Only a small or insignificant part or detail of something. A: "I thought Peter got fired for coming to work late." B: "That's not the half of it! Wait until you hear what else he did."
See also: half, not, of
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

not the half of

Only a fraction or a small part of.
See also: half, not, of
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
See also: