air one's lungs

/ˈeə wˈɒnz lˈʌŋz/

/ˈɛɹ wˈʌnz lˈʌŋz/

to air one's lungs

to speak in a manner that is rude or sexually offensive

to spend one's time chatting to someone

to take deep breaths in order to fill one's lungs with air