noun
young tuna; juvenile bluefin tuna
Refers specifically to young tuna, especially northern bluefin tuna under about 1 meter in length. Used in fishing and culinary contexts.
この辺りの海では、夏になるとめじがよく釣れる。
In the sea around here, young tuna are often caught in summer.
市場で新鮮なめじを買って刺身にした。
I bought fresh young tuna at the market and made sashimi.