a source of danger; a possibility of incurring loss or misfortune
a device designed to prevent injury or accidents
a safe place
(baseball) the successful act of striking a baseball in such a way that the batter reaches base safely
contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse
a score in American football; a player is tackled behind his own goal line
the state of being certain that adverse effects will not be caused by some agent under defined conditions
