SIGHS is an expression of emotion, usually sadness or disappointment. It is often used to express a feeling of resignation or helplessness. The crossword solutions for SIGHS are AAHS and AHS, both of which are abbreviations for the same sound. AAHS is an acronym for 'audible exhalation, ' while AHS stands for 'audible sigh.' Both terms refer to the same sound, a deep, drawn-out breath that is often accompanied by a feeling of sadness or disappointment.