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What does HMM stand for?

HMM stands for Marine Medium Helicopter Squadron (US DoD)

This definition appears very frequently and is found in the following Acronym Finder categories:

  • Military and Government

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Other Resources:
We have 72 other meanings of HMM in our Acronym Attic

Samples in periodicals archive:

Two of MAG-42's units, Marine Medium Helicopter Squadron 774 and Marine Light Attack Helicopter Squadron 773, were transferred from Atlanta to MAG-49 at NAS JRB Willow Grove, Pa.
[ILLUSTRATION OMITTED] The Flying Tigers of Marine Medium Helicopter Squadron 262 were tasked to fly troops and equipment between various forward-operating bases and combat outposts throughout the Al Anbar province of Iraq.
[ILLUSTRATION OMITTED] An Aviation Boatswain's Mate refuels an AV-8B Harrier assigned to Marine Squadron Three One One (VMA-311), which is part of the reinforcement for Marine Medium Helicopter Squadron One Six Five (HMM-165) attached to the 15th Marine Expeditionary Unit (MEU) aboard USS Boxer.
On 11 August a CH-53E Super Stallion of Marine Medium Helicopter Squadron 166 crashed in Iraq, with two fatalities.