1. boil - Noun
2. boil - Verb
To be agitated, or tumultuously moved, as a liquid by the generation and rising of bubbles of steam (or vapor), or of currents produced by heating it to the boiling point; to be in a state of ebullition; as, the water boils.
To be agitated like boiling water, by any other cause than heat; to bubble; to effervesce; as, the boiling waves.
To pass from a liquid to an aeriform state or vapor when heated; as, the water boils away.
To be moved or excited with passion; to be hot or fervid; as, his blood boils with anger.
To be in boiling water, as in cooking; as, the potatoes are boiling.
To heat to the boiling point, or so as to cause ebullition; as, to boil water.
To form, or separate, by boiling or evaporation; as, to boil sugar or salt.
To subject to the action of heat in a boiling liquid so as to produce some specific effect, as cooking, cleansing, etc.; as, to boil meat; to boil clothes.
To steep or soak in warm water.
Act or state of boiling.
A hard, painful, inflamed tumor, which, on suppuration, discharges pus, mixed with blood, and discloses a small fibrous mass of dead tissue, called the core.
Source: Webster's dictionaryWe all boil at different degrees. Ralph Waldo Emerson
Keen intelligence is two-edged, It may be used constructively or destructively like a knife, either to cut the boil of ignorance, or to decapitate one's self. Intelligence is rightly guided only after the mind has acknowledged the inescapability of spiritual law. Yukteswar Giri
We also have to stop the flow of precursor chemicals that meth cooks use to boil up this poison. Greg Walden
Empty pots will never boil over. Jamaican Proverb
Boil stones in butter, and you may sip the broth. Italian Proverb
Boil not the pap before the child is born. Italian Proverb