English Adjective ingratiating (comparative more ingratiating, superlative most ingratiating) Which ingratiates; which attempts to bring oneself into the favour of another, often with flattery or insincerity; smarmy; unctuous; oily. That was an ingratiating smile. Synonyms honeyed Translations Translations French: hypocrite (fr), flagorneur (fr) Verb ingratiating present participle and gerund of ingratiateWikiwand - on Seamless Wikipedia browsing. On steroids.