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Business Term

Growth Hacking

グロースハック

Growth hacking is a disciplined process of rapid experiments across the funnel to uncover scalable growth drivers.

Updated: 04/28/2026
What it means

Growth hacking combines marketing, product, and data analysis to test high-leverage ideas quickly. The focus is not tricks but a repeatable experiment system with clear hypotheses, metrics, and learning cycles. It is most effective when product feedback loops and activation pathways are measurable.

When it helps

Determines which experiments to run and which metrics define success. Allocates resources between acquisition, activation, retention, and referral work. Defines when to scale an experiment into a permanent growth channel.

  • Determines which experiments to run and which metrics define success.
  • Allocates resources between acquisition, activation, retention, and referral work.
  • Defines when to scale an experiment into a permanent growth channel.
How to use it
  • Start with a hypothesis and a measurable leading indicator.
  • Speed matters, but experiment quality and learning matter more.
  • Cross-functional teams accelerate iteration between product and marketing.
  • Document results to avoid repeating failed experiments.
  • Growth hacks must align with user value or they will decay quickly.
Example

A productivity app tests three activation flows. One flow shortens onboarding to two steps and increases day-1 activation by 18%. The team rolls it out, then runs referral prompts inside the new flow. Referral conversion rises, and the growth loop becomes a standard product feature rather than a one-off campaign.

Common mistakes
  • Growth hacking is a one-time trick; it is an ongoing experimentation system.
  • It replaces strategy; it should support the core business model.
  • More experiments are always better; noisy tests can mislead.
Sources
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Entrepreneurship (OpenStax)Open
Next step
Move into the learning flow to build the topic from fundamentals in a more structured way.
Trust
Quality
Reviewed
Updated
04/28/2026
COI
None
Sources
1