kin-kin
Describes something chilled to an extreme, refreshing degree. Most commonly used for drinks: キンキンに冷えたビール (ice-cold beer). Can also describe freezing cold water or air conditioning turned up too high. Emphasizes a sharp, biting cold.
💡Opening the fridge on a hot summer day — 'This beer is kin-kin ice-cold, perfect!'
ビールがキンキンに冷えている。
The beer is kin-kin ice-cold.
On a hot day, a ___ cold beer is the best thing ever.
暑い日には○○に冷えたビールが最高だ。