prone What is the Definition of prone?Adjective:having a tendency (to)lying face downward Other meanings of prone (synonyms, cognates). ENRU prone склонный prone to склонный к Frequently viewed: definition of parentsdefinition of invaluableperiodic definitiondefinition of spacedefinition of fairlydefinition of reclaimoptional definitiondefinition of replysame meaningsignal definitionavailable definitionthroughput meaning A B C D E F G H I J K L M N O P Q R S T U V W X Y Z