Handler

//ˈhænd.lə// name, noun

name, noun ·Uncommon ·College level

Definitions

Noun
  1. 1
    One who handles something (especially manually) or someone. literally

    "The handler of a weapon gets a symbolic sensation of deadly power."

  2. 2
    (sports) someone in charge of training an athlete or a team wordnet
  3. 3
    A controller, trainer, someone who handles a specified thing, animal or person (especially a prizefighter).

    "The spy's handler told him to approach the subject by posing as a dog handler."

  4. 4
    an agent who handles something or someone wordnet
  5. 5
    An advisor or manager providing guidance to a person occupying public office or a prominent position.

    "The governor received guidance on how to best disseminate key information to the public from her handler."

Show 2 more definitions
  1. 6
    one who trains or exhibits animals wordnet
  2. 7
    A subroutine that handles a particular situation such as an event or exception.

    "If the expression is a throw, we unwind the stack seeking a handler expression."

Proper Noun
  1. 1
    A surname.

Example

More examples

"Samples are acquired from an analog-to-digital converter at interrupt level and written to one of two ping-pong buffers. When one buffer fills, the interrupt handler switches to the other and sets a flag for the full buffer to be written to disk."

Etymology

From Middle English handler, handiller, equivalent to handle + -er.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.