RhymeZone: croodle definitions

Definitions of croodle:

verb: (UK, dialect, obsolete) To cower or cuddle together, as from fear or cold; to lie close and snug together, as pigs in straw.
verb: (UK, dialect, obsolete) To fawn or coax.
verb: (originally Scotland, dialect) To make a cooing sound.
noun: Such a bird vocalisation, especially that given by doves.

(Definitions from Wiktionary)