English edit

Alternative forms edit

Etymology edit

Blend of multitask +‎ slack

Verb edit

multislack (third-person singular simple present multislacks, present participle multislacking, simple past and past participle multislacked)

  1. (informal) To waste time while ostensibly working productively, especially by having multiple windows open simultaneously on a computer screen.
  2. (informal) To waste time in multiple ways at once.