- Killing is defined as causing death or exhaustion.
An example of killing used as an adjective is in the phrase, "a killing weapon," which means a weapon used for murder.
- The definition of killing is the act of murder.
An example of a killing is the stabbing to death of someone.
A person killing a bug.
killing definition by Webster's New World
- causing, or able to cause, death; destructive; deadly
- exhausting; fatiguing
- Informal very funny or comical
- the act or an instance of murder, destruction, etc.
- ☆ Informal a sudden, great profit or success: to make a killing in the stock market
- killingly adverb
killing definition by American Heritage Dictionary
- Murder; homicide.
- A kill; a quarry.
- A sudden large profit: made a killing on the stock market.
- Intended or apt to kill; fatal.
- Thoroughly exhausting: a killing pace.
- Informal Hilarious.
- killˈing·ly adverb
killing - Ologies & -Isms Definition
See also death.acaricide a substance or preparation for killing mites or ticks. Aceldama a place of bloodshed, so called after the field purchased by Judas with the bribe he received for betraying Christ. amicicide Rare. 1. the murder of one friend by another. 2. the killer of a friend. androphonomania a homicidal mania. avicide the killing of birds. bactericide a substance for killing bacteria. decollation the act of decapitation; beheading or being beheaded. — decoilator, n. defenestration the act of hurling from a window, especially people. euthanasia 1. the act of putting to death without pain a person incurably ill or suffering great pain; mercy killing. 2. an easy, painless death. —euthanasic, adj. felo-de-se 1. the act of suicide. 2. a person who commits suicide. fratricide 1. the killing of one’s brother. 2. a person who has killed his brother. —fratricidal, adj. fungicide a substance that kills fungi or retards the growth of spores. genocide the killing of an entire people or of a very large number of a people. —genocidal, adj. germicide any substance for killing germs, especially bacteria. —germicidal, adj. giganticide 1. the killing of a giant. 2. a person who kills giants. hecatomb 1. a sacrifice of one hundred oxen at one time, as in ancient Greece. 2. any slaughter on a large scale; a massacre. herbicide a substance for killing unwanted plant growth. holocaust 1. a burnt offering or sacrifice. 2. large-scale destruction by fire or other violent means. homicide 1. a general term for murder; the killing of another human being. 2. the murderer of another. —homicidal, adj. homicidomania a mania for murder. immolation the process of sacrificing, espeeially by flre. —immolator, n. infanticide 1. the murder of infants. 2. a person who kills infants. — infanticidal, adj. insecticide a substance used for killing insects. —insecticidal, adj. jugulation the act of cutting a person’s throat. See also remedies. lapidation the process or act of pelting with stones, sometimes as a form of execution. macropicide the killing of kangaroos. mactation the act of killing something for the purpose of sacrifice. mariticide 1. the killing of one’s husband. 2. a person who has killed her husband. — mariticidal, adj. matricide 1. the killing of one’s mother. 2. a person who has killed his mother. —matricidal, adj. microbicide a substance that kills microbes. miticide a substance for killing mites. —miticidal, adj. occision Obsolete, a killing or an act of killing. parricidism 1. the murder of a parent or close relative. 2. one who has killed a parent or close relative. —parricidal, adj. patricide 1. the killing of one’s father. 2. a person who has killed his father. —patricidal, adj. pesticide any chemical substance used for killing pests, as insects, weeds, etc. regicidism the murder of a king. —regicide, n. —regicidal, adj. rodenticide a substance that kills rodents. scaphism a punishment in old Persia, in which criminals were imprisoned in a log or hollow tree. The head, arms, and legs of a victim were left exposed and smeared with honey to attract insects. sororicide 1. the killing of one’s sister. 2. a person who has killed his sister. —sororicidal, adj. spermicide a substance or preparation used for killing sperm, used in contraception. —spermicidal, adj. suicide 1. the killing of oneself. 2. one who has killed himself. —suicidal, adj. suttee 1. the suicide of a Hindu widow by immolation on the funeral pyre of her husband. 2. a Hindu widow who died by suttee. taeniacide, teniacide an agent or preparation for killing tapeworms. —taeniacidal, teniacidal, adj. tyrannicide 1. the killing of a tyrant. 2. the killer of a tyrant. —tyrannicidal, adj. uxoricide 1. the killing of one’s wife. 2. a person who has killed his wife. —uxoricidal, adj. vaticide the killing of a prophet. — vaticidal, adj.