ˈ ̷ ̷ˌ ̷ ̷ noun
( -s )
1. : an exercise for strengthening arm and shoulder girdle muscles that consists of bending and extending the elbows while the body is kept in a prone position with the back flat and is supported only on the hands and toes
2. : a mass of frozen aquatic vegetation placed by muskrats over a hole in the ice that they use for access to the water