Meaning : Pretentious (especially with regard to language or ideals).
Example :
High-flown talk of preserving the moral tone of the school.
A high-sounding dissertation on the means to attain social revolution.
Synonyms : high-flown, inflated
High-sounding ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. High-sounding ka matlab kya hota hai?