"head sea" meaning in English

{
  "forms": [
    {
      "form": "head seas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "head sea (plural head seas)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Bulgarian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Hebrew translations",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A sea that meets the head of a vessel or rolls against her course."
      ],
      "id": "en-head_sea-en-noun-tU6j5FWw",
      "translations": [
        {
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "nasreštno vǎlnenie",
          "sense": "A sea that meets the head of a vessel",
          "word": "насрещно вълнение"
        },
        {
          "code": "he",
          "lang": "Hebrew",
          "roman": "yam noged",
          "sense": "A sea that meets the head of a vessel",
          "tags": [
            "masculine"
          ],
          "word": "יָם נוֹגֵד"
        },
        {
          "code": "he",
          "lang": "Hebrew",
          "roman": "galim nogdim",
          "sense": "A sea that meets the head of a vessel",
          "tags": [
            "masculine",
            "plural"
          ],
          "word": "גַּלִּים נוֹגְדִים"
        }
      ]
    }
  ],
  "word": "head sea"
}

{
  "forms": [
    {
      "form": "head seas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "head sea (plural head seas)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Bulgarian translations",
        "Terms with Hebrew translations"
      ],
      "glosses": [
        "A sea that meets the head of a vessel or rolls against her course."
      ]
    }
  ],
  "translations": [
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "nasreštno vǎlnenie",
      "sense": "A sea that meets the head of a vessel",
      "word": "насрещно вълнение"
    },
    {
      "code": "he",
      "lang": "Hebrew",
      "roman": "yam noged",
      "sense": "A sea that meets the head of a vessel",
      "tags": [
        "masculine"
      ],
      "word": "יָם נוֹגֵד"
    },
    {
      "code": "he",
      "lang": "Hebrew",
      "roman": "galim nogdim",
      "sense": "A sea that meets the head of a vessel",
      "tags": [
        "masculine",
        "plural"
      ],
      "word": "גַּלִּים נוֹגְדִים"
    }
  ],
  "word": "head sea"
}