'Shirr' definitions:

Definition of 'shirr'

From: WordNet
verb
Bake (eggs) in their shells until they are set; "shirr the eggs"

Definition of 'Shirr'

From: GCIDE
  • Shirr \Shirr\, n. (Sewing) A series of close parallel runnings which are drawn up so as to make the material between them set full by gatherings; -- called also shirring, and gauging. [1913 Webster]