at the top of lungs

at the top of (one's) lungs

As loudly as one can. I've hardly slept because my infant has been crying at the top of her lungs all night. Sing at the top of your lungs so that the people in the last row of the auditorium can hear you!
See also: lung, of, top
Farlex Dictionary of Idioms.

at the top of (one's) lungs

As loudly as one's voice will allow.
See also: lung, of, top
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • at the top of one's lungs
  • at the top of (one's) lungs
  • at the top of (one's) voice
  • at the top of voice
  • at the top of your voice
  • come on top of
  • come on top of (something)
  • storey
  • top story
  • top (oneself)
References in periodicals archive
Attendants and a number of passengers were forced to handcuff him after he started yelling at the top of lungs in both English and Korean.