Definition of self-deluding in English:

self-deluding

Pronunciation /ˌsɛlfdɪˈl(j)uːdɪŋ/

adjective

  • That deludes oneself (about something); involving or characterized by self-delusion.

Origin

Mid 17th century; earliest use found in Robert Bolton (1572–1631), Church of England clergyman. From self- + deluding.