1
vena (esp. en la cabeza)
1
vein (visible under the skin);bulging veins (esp. in the head)
彼は青筋を立てて怒った。
He was so angry that his veins stood out.
Other forms
青条 【あおすじ】 (rarely used kanji form) · 青すじ 【あおすじ】 (search-only kanji form)