noun
courage-testing event; test of courage
An event, often held at night in a scary place, where participants test their bravery. Similar to 肝試し (きもだめし), but 試胆会 may imply a more organized gathering.
See also: 肝試し
夏休みに学校で試胆会が開かれた。
A courage-testing event was held at the school during summer vacation.
試胆会で、夜の墓地を歩くことになっ
At the test of courage, we ended up walking through the graveyard at night.
Compound of 試 (し, 'test'), 胆 (たん, 'courage; gall bladder'), and 会 (かい, 'gathering; event'). The exact origin is uncertain, but it follows a common pattern for naming organized events.