Definition of headest in English:

headest

adjective

non-standard
  • That possesses the most authority; holding the most senior position.

Origin

Late 16th century; earliest use found in Barnabe Googe (1540–1594), poet and translator. Irregularly from head + -est, as adjective of superlative degree.

Pronunciation

headest

/ˈhɛdɪst/