We found one dictionary that defines the word diddleys:

General (1 matching dictionary)

1. Diddley's: Wordnik

(Note: See diddley as well.)

Definitions from WordNet (diddley) ▸ noun:  a small worthless amount ▸ Also see diddley ▸ Words similar to diddleys ▸ Usage examples for diddleys ▸ Idioms related to diddleys ▸ Wikipedia articles (New!) ▸ Popular adjectives describing diddleys ▸ Words that often appear near diddleys ▸ Rhymes of diddleys ▸ Invented words related to diddleys