From Wiktionary, the free dictionary
From were- + jaguar.
werejaguar (plural werejaguars)
- (fiction, mythology) A shapeshifter who can assume the form of a jaguar.
1971, Horizon, page 73:The rain god appears as a werejaguar, part human, part snarling beast.
- 1973, Nancy Garden, Werewolves, Lippincott (1973), →ISBN, page 115 (image caption):
- A pottery figure of a Mexican god who was thought to assume the shapes of many animals. Here he is shown as a werejaguar.
2008, Buried Treasures: Young Explorers' Guide, QA International, →ISBN, page 33:Before your eyes, the shaman has transformed himself into a werejaguar!