Akademik

backbend
noun
an acrobatic feat in which the trunk is bent backward from a standing position until the hands touch the floor (Freq. 2)
Hypernyms: ↑acrobatic stunt, ↑acrobatic feat

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\\ˈ ̷ ̷ˌ ̷ ̷\ noun
: a tumbling stunt in which from a standing position with the knees straight the body is arched backwards until the hands touch the floor over the head

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/bak"bend'/, n.
an acrobatic feat in which one bends backward from a standing position until one's hands touch the floor.
[BACK1 + BEND1]

Useful english dictionary. 2012.