Longman Dictionary of Contemporary English homepage

Language: Old English
Origin:

flea

noun
     
Related topics: Insects
flea [countable]
1HBI a very small insect without wings that jumps and bites animals and people to eat their blood:
Are you sure the dog has fleas?
2

send somebody off with a flea in their ear

British English to talk angrily to someone, especially because they have done something you disapprove of

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