👮 A police officer 🦶 A flat foot

flatfoot

1 6.5

A foot with a low arch so the bottom is flat and spread out

noun
/ˈflætˌfʊt/

: pie plano

Many athletes learn to manage their flatfoot to prevent injuries during sports activities.

Examples

It has also been described as a neonatal flexible flatfoot.

Academic text (2005)
Children often develop a flatfoot condition, which sometimes improves as they grow.
It is uncommon and is considered the most severe and serious pathologic flatfoot (Staheli, 2001).

Academic text (2005)
A flatfoot can lead to discomfort and pain when walking due to the lack of arch support.

Synonyms

fallen arch

vsflatfoot

Specialized

1 7.4

The curved part of the foot becomes flat so the whole sole touches the ground

is a broader label for the same condition without medical phrasing

sunken arch

vsflatfoot

Specialized

6.1

A foot problem where the middle part is flat so the whole bottom of the foot touches the ground

is the common everyday term rather than the alternate clinical label

pes planus

vsflatfoot

Specialized

7.3

A condition where the foot's arch is very low so the whole sole touches the ground

is the general description used outside medical contexts

splayfoot

vsflatfoot

Specialized

9.3

A foot whose inner curve has fallen so it looks flat and wide

focuses on arch flattening alone rather than added widening of the sole

Antonyms

arched

4 3.2

Having a curved top like a bridge or window

How Flat

fallen arch

Specialized

1 7.4

flatfoot

1 6.5

arch

16 6.8

Surface Forms

flatfoot singular

flatfoots plural

Morphology

flatfoot = flat + foot (transparent) = flat + foot

A literal compound of 'flat' + 'foot' describing a foot with a fallen arch; the meaning is directly derivable from its parts.

Etymology

Flatfoot comes from putting together flat (meaning 'level' or 'not curved') and foot. It describes a foot that is very spread out with little or no arch, so it is literally a 'flat foot'.