Definition of caster sugar in English:

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caster sugar

Entry from British & World English dictionary

(also castor sugar)


[mass noun] British
Finely granulated white or pale golden sugar.
Example sentences
  • In a bowl mix 200g medium desiccated coconut, 50g golden caster sugar and 1 egg white.
  • When the colour is exactly right, I will stir in exactly one rounded teaspoonful of golden caster sugar.
  • Put the cream cheese, mascarpone, caster sugar, eggs and the extra yolk in the basin of a food mixer (you will need the beater attachment).


Mid 19th century: so named because it was suitable for use in a castor (see castor1 (sense 2)).

For editors and proofreaders

Line breaks: cast¦er sugar

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