Emitir un sonido largo parecido al de una serpiente.
To make a long sound like a snake.
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See how the word “sisear” is used in sentences
El gato siseó al perro. — The cat hissed at the dog.
Oímos el silbido del vapor. — We heard the hiss of steam.
Las serpientes sisean cuando se sienten amenazadas. — Snakes hiss when they feel threatened.
Del radiador salía un silbido suave. — A soft hiss came from the radiator.
¿Por qué el ganso sisea a los desconocidos? — Why does the goose hiss at strangers?
¿Qué es ese silbido en los altavoces? — What's that hiss in the speakers?
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