Plural of bittock; multiple small amounts or short distances in Scottish dialect.
From 'bittock' (a small amount in Scottish), pluralized with the standard '-s' ending, though more commonly used in phrases about accumulating small distances.
The phrase 'by bittocks and dribs and drabs' is a charming Scottish expression meaning gradually or in small increments, capturing the idea of progress that happens little by little rather than all at once.
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