He showed us around the house while 'talking nineteen to the dozen'. [=('US') 'talking a blue streak']
People entered the park 'by/in the dozens'. [=large groups of people entered the park]
We'll need a couple 'dozen' hot dogs for the party. [=we will need about 24 hot dogs]
(..) Captain Jones, Special Forces. Captain. Glad to have you here. It's our job, sir. Now, uh, how many of you are there? Well, there's dozens. I-I'd rather not say exactly. But the men trapped underground number almost . - What kinda condition are they in? - They're getting food an' water. (..)2012 The Dark Knight Rises