There are 2 definitions of diddy in English:

diddy1

Line breaks: diddy
Pronunciation: /ˈdɪdi
 
/

noun (plural diddies)

British informal
  • A fool: what a diddy!
    More example sentences
    • ‘We need a team, not three good trainers and 12 diddies,’ says Preston, adding that it worked, with part of the proof arriving in the form of 12 of the players begging to be let in to the gym on Christmas Eve.
    • ITV's audience figures failed to go through the roof, and this episode proved once again that viewers want good-quality programmes and talented presenters, not vacuous diddies like him.
    • He is like one of those diddies down the pub, who must win at everything he takes part in - dominoes, darts, pool, the lot.

Origin

late 18th century: alteration of titty.

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Word of the day skosh
Pronunciation: skəʊʃ
noun
a small amount; a little

There are 2 definitions of diddy in English:

diddy2

Line breaks: diddy
Pronunciation: /ˈdɪdi
 
/

adjective

British informal
  • Little: a little diddy baby hedgehog
    More example sentences
    • Once upon a time the land was deer park, now it is an intricate pattern of hummock-shaped pastures, small fields, small field barns, diddy gates and ridge and furrow grassland.
    • If you've never heard of emulators before, they're diddy wee programs that let you run software from other platforms outside the native hardware.
    • Your driving view is uncluttered and cockpit-like, making the diddy Ford extremely manoeuvrable in car parks and overcrowded city streets.

Origin

probably a child's corruption of little.

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Word of the day skosh
Pronunciation: skəʊʃ
noun
a small amount; a little