Definition of insincerely in US English:

insincerely

adverb

  • See insincere

    • ‘Students would not succumb to their desire to insincerely reproduce what their teachers profess.’
    • ‘He looked up and smiled as insincerely as he could.’
    • ‘So there is no point at all in carrying them out insincerely, or, for example, trying to cheat on the fasting in Ramadan.’
    • ‘‘Thank you,’ she said insincerely, though she knew it was rude.’
    • ‘Her soft, whispered words are so insincerely delivered that he can't fathom why he believes her.’

Pronunciation

insincerely

/ˌɪnsɪnˈsɪrli//ˌinsinˈsirlē/