peg away

English

Verb

peg away

1. (informal) To keep working at something
   • 1969, Vladimir Nabokov, Ada or Ardor, Penguin 2011, p. 296:

     In very rare cases, when the matrix just goes on pegging away automatically, the doctor can take advantage of that and ease out the second brat who then can be considered to be, say, three minutes younger [...].