Definitions

1. noun

A type of bird louse, specifically a species of fly that attaches itself to birds, particularly to the feathers and skin, often causing irritation or discomfort.

“The bird’s owner noticed the sticktight infestation and took it to the veterinarian for treatment.”

2. adjective

Strongly attached or fixed, as if stuck or adhering closely.

“The sticktight bond between the siblings made it difficult for them to separate during the family vacation.”