Risk  —n. 1 chance or possibility of danger, loss, injury, etc. (health risk; risk of fire). 2 person or thing causing a risk or regarded in relation to risk (is a poor risk). —v. 1 expose to risk. 2 accept the chance of (risk getting wet). 3 venture on.  at risk exposed to danger. At one's (own) risk accepting responsibility, agreeing to make no claims. At the risk of with the possibility of (an adverse consequence). Put at risk expose to danger. Run a (or the) risk (often foll. By of) expose oneself to danger or loss etc. Take a risk (or risks) chance the possibility of danger etc. [french risque(r) from italian]