Definition of bombast in English:

bombast

Line breaks: bom|bast
Pronunciation: /ˈbɒmbast
 
/

noun

[mass noun]

Origin

mid 16th century (denoting raw cotton or cotton wool used as padding, later used figuratively): from Old French bombace, from medieval Latin bombax, bombac-, alteration of bombyx 'silkworm' (see bombazine).

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