I don't get the ending of this sentence, what does it mean?
Now those limbs wrapped around him—demand, invitation, plea. He took what she offered, gave what she asked. His body plunged to hers while lips met in unsated appetite.
Faster, stronger, with her head flung back and his mouth on her throat where her pulse beat in mad time.
Then she cried out his name, just his name, and he felt even his slippery hold on control snap loose. 】
what does " he felt even his slippery hold on control snap loose "mean?