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English definition of “mass”

mass

noun
 
 
/mæs/
LUMP [C] a solid lump with no clear shape: The sauce was now a sticky mass in the bottom of the pan.Masses and large amounts of things
a mass of sth B2 a large amount or number of something: The garden was a mass of flowers. She had a mass of blond curls.Masses and large amounts of things
AMOUNT [U] in physics, the amount of substance that something contains: One litre of water has a mass of one kilogram.Area, mass, weight and volume in general
masses informal B2 a large amount or number of something: I've got masses of work to do. Take some of our paper - we've got masses.Masses and large amounts of things
the masses the ordinary people who form the largest part of society: He failed to win the support of the masses.Ordinary people
(Definition of mass noun from the Cambridge Learners Dictionary © Cambridge University Press)
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