When certain cheeses are past their prime and overripe they will smell and often taste of ammonia. This particularly applies to soft cheeses such as Brie and Camembert. For those unfamiliar with this smell, it can possibly best be described by imagining a cheese that has been sprayed by a particularly vm catQa thing to be avoided at all costs

A mould or washed rind cheese that is overripe and smells or tastes strongly of ammonia.

The term usually used for bloomy or washed rind cheeses, giving off a strong smell or taste of ammonia.

Combined or impregnated with ammonia.

combined or treated with ammonia; "ammoniated mercury"