Definition of infangthief in English:

infangthief

noun

historical
  • [mass noun] (in Anglo-Saxon law) the right of the lord of a manor to try and to punish a thief caught within the limits of his demesne.

Origin

Old English infangenthēof ‘thief seized within’.

Pronunciation:

infangthief

/ˈɪnfaŋˌθiːf/