tyrant

noun
ty*rant \ ˈtī-rənt \
14th century{ds||1|a|}
  • an absolute ruler unrestrained by law or constitution
  • a usurper of sovereignty
  • a ruler who exercises absolute power oppressively or brutally

tyrant flycatcher

noun
tyrant flycatcher \
circa 1783
  • any of a large family (Tyrannidae) of American flycatchers that are usually strictly insectivorous and have a flattened bill often hooked at the tip and usually bristly at the gape
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