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Verb: latch on
  1. Take hold of or attach to
  2. Adopt
    - take up, fasten on, hook on, seize on
  3. Understand, usually after some initial difficulty
    "She didn't know what her classmates were plotting but finally latched on";
    - catch on, get wise, get onto, tumble, cotton on, twig, get it

Derived forms: latched on, latching on, latches on

Type of: adopt, apprehend, compass, comprehend, dig, embrace, espouse, get the picture, grasp, grok [N. Amer], hold on, savvy, sweep up