Flea

/fliː/

noun

A very small insect that jumps and bites animals and humans to feed on their blood.

Her dog got fleas after playing in the park.

Definition 1 of 3

Pro Tip 1/3

Fleas are considered pests; associating them with discomfort and annoyance.

The infestation of fleas caused itchiness and irritation.

Pro Tip 2/3

Fleas can transmit diseases; their presence is a hygiene worry, not just an irritation.

She cleaned her home thoroughly to eliminate any chance of flea-borne diseases.

Pro Tip 3/3

In conversation about nature, fleas are often mentioned as prey to certain animals.

Frogs are known to eat fleas, controlling their population in the wild.

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