What is that action called in judo?

Question

What is that action called in judo when some one's arm is grabbed and then given a twist and making the other person spin over and land on his back?

Answer 1

Spinster.

Answer 2

Ippon Seoinage: (One Arm Shoulder Throw).

Answer 3

sounds like seoi nage:

http://www.youtube.com/watch?v=4m8Qf3X-e...

Answer 4

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