HHD definitions

Hhd

1) Hogshead 2) Hogsheads
Found on https://www.crosswordclues.com/clue/hhd

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HHD

Hybrid Hard Drive
Found on http://www.translationdirectory.com/glossaries/glossary117.htm

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hhd

hogshead; hogsheads.
Found on https://www.infoplease.com/dictionary/hhd

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