Dictionary.com

flatfoot

[ flat-foot or, for 1, -foot ]
/ ˈflætˌfʊt or, for 1, -ˈfʊt /
Save This Word!

noun, plural flat·feet for 1, flat·foots for 2, 3.
Pathology.
  1. a condition in which the arch of the foot is flattened so that the entire sole rests upon the ground.
  2. Also flat foot. a foot with such an arch.
Slang. a police officer; cop.
Older Slang. a sailor.
QUIZ
FIRE UP YOUR VOCAB FOR A "RED" SYNONYMS QUIZ
No fire engine reds here, only a fierce collection of vibrant words for the color red to test yourself on.
Question 1 of 7
What does "amaranth" mean?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of flatfoot

First recorded in 1865–70; flat1 + foot
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use flatfoot in a sentence

British Dictionary definitions for flatfoot

flatfoot
/ (ˈflætˌfʊt) /

noun
Also called: splayfoot a condition in which the entire sole of the foot is able to touch the ground because of flattening of the instep arch
plural -foots or -feet a slang word (usually derogatory) for a policeman
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for flatfoot

flatfoot
[ flătfut′ ]

n. pl. flat•feet (-fēt′)
A condition in which the arch of the foot is abnormally flattened down so that the entire sole makes contact with the ground.splayfoot talipes planus
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
FEEDBACK