handler What is the Definition of handler?Noun:one who trains or exhibits animalsan agent who handles something or someone(sports) Other meanings of handler (synonyms, cognates). ENRU handler вручительинструктор Frequently viewed: welcome meaningdefinition of writtriangle meaningknown definitionallocate in a sentenceland meaningdefinition of clockmovie meaningdouble meaningmind meaningdefinition of kitchentoo 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