Overshoe
/ˈəʊvərʃuː/
Definition 1 of 1
Pro Tip 1/3Weather Protection
Overshoes are primarily used in bad weather to protect footwear from water and mud. 
The snow is melting, so I'll put on my overshoes to avoid soaking my feet.
Pro Tip 2/3Not Fashionable
Overshoes are practical but not considered stylish. They're chosen for function. 
Overshoes don't look great, but they keep my dress shoes clean on muddy streets.
Pro Tip 3/3Removable Cover
Overshoes are temporary covers that you take off when indoors to reveal the shoes underneath. 
On reaching the office, everyone removed their overshoes at the entrance.