Definition of aphid in English:



  • A minute bug that feeds by sucking sap from plants. It reproduces rapidly, often producing live young without mating, and may live in large colonies that cause extensive damage to crops.

    • ‘Keep a look out for aphids on tender young growth or on plants that are stressed and unhappy.’
    • ‘The gardener's friend, the busy little ladybird helps by eating aphids and greenfly.’
    • ‘Using an oil spray will get rid of aphids, lacebugs and spider mites quickly.’
    • ‘Sap-sucking insects such as aphids carry viruses between plants.’
    • ‘As a group, aphids attack a plant by sucking its fluids from tender new growth.’


Late 19th century: back-formation from aphides, plural of aphis.