flatfoot

[flat-foo t or for 1, -foo t] /ˈflætˌfʊt or for 1, -ˈfʊt/
noun, plural flatfeet for 1, flatfoots for 2, 3.
1.
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.
2.
Slang. a police officer; cop.
3.
Older Slang. a sailor.
Origin
1865-70; flat1 + foot
British Dictionary definitions for flatfoot

flatfoot

/ˈflætˌfʊt/
noun
1.
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
2.
(pl) -foots, -feet a slang word (usually derogatory) for a policeman
flatfoot in Medicine

flatfoot flat·foot (flāt'fut')
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. Also called splayfoot, talipes planus.

Slang definitions & phrases for flatfoot

flatfoot

noun

A police officer or detective: The flat-feet scratched their heads (1899+)