Rare term for a gargoyle, a carved stone grotesque often used as a waterspout on buildings. The cross-reference ガーゴイル is the more common loanword.
See also: ガーゴイル
Notre-Dame Cathedral has many gargoyles.
Compound of 怪獣 (kaijū, 'monster') and 像 (zō, 'statue, image'). A straightforward descriptive term for a gargoyle.