1. a cgs unit of dynamic viscosity equal to one dyne-second per square centimeter; the viscosity of a fluid in which a force of one dyne per square centimeter maintains a velocity of 1 centimeter per second
2. a state of being balanced in a stable equilibrium
3. great coolness and composure under strain;
"keep your cool"
Verb
1. be motionless, in suspension;
"The bird poised for a few moments before it attacked"
2. prepare (oneself) for something unpleasant or difficult