a·mok (ə-mŭk, ə-mŏk) also a·muck (ə-mŭk)
1. In a frenzy to do violence or kill: rioters running amok in the streets.
2. In or into a jumbled or confused state: The plans went amok.
3. In or into an uncontrolled state or a state of extreme activity: "This jam-packed area of Honolulu has come to stand for tourist development run amok" (Ila Stanger).
Crazed with murderous frenzy: amok troops.
[Early Modern English amuck, from Malay amok, furious attack, amok, from Proto-Malayo-Polynesian *hamuk, attack.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.