This is the 4492nd most frequent Spanish word.
alarmas
"Alarmas" means "alarms" in English.
In this sentence, 'alarmas' is used to refer to electronic devices that emit a sound to warn or alert in case of movement.
Las alarmas se activaron cuando detectaron movimiento.
The alarms went off when they detected movement.
Here, 'alarmas' relates to fire alarms, specific devices designed to alert in case of fire.
Las alarmas de incendios deben revisarse periódicamente.
Fire alarms must be inspected periodically.
This use of 'alarmas' figuratively represents strong warnings or alerts.