(cooking) The boiling of a liquid rapidly with plenty of bubbling, which (unlike simmering) may break up or alter the shape of ingredients.

plural of rolling boil

(Of a heated liquid) having just stopped boiling. / (colloquial) no longer continuing or active. / (colloquial) No longer going smoothly or working well.

(idiomatic, often attributively) A person who, or thing which, is in a gradually worsening situation without any realization of the peril until it is too late.

(idiomatic) Extremely hot (having a high temperature: of an object, the weather, a living creature)

(cooking, New Zealand) A traditionally Maori soup/stew made with potatoes, pork and other ingredients.

(transitive) To cook or prepare by boiling. / (intransitive, idiomatic) To become more excited, intense or exciting.

(transitive) To cook (an egg) to a solid consistency: to cause to be hard-boiled.

(figuratively) To undertake an overwhelmingly difficult task or approach to a problem.

(intransitive) To boil to such an extent as to overflow its container. / (idiomatic, of anger, etc.) To reach the point where aggressive action is taken.