To legally bind (a tenant) to the use of one's own property as an owner.
Origin
From Middle English thirl, thiril, from Old English þȳrel ("hole"), from Proto-Germanic *þurhilą ("hole, opening"), from Proto-Indo-European *tr̥h₂kʷelo- which is *tr̥h₂kʷe + *-lo (equivalent to through + -le) from *terh₂-. Related to thrill, drill.
From Middle English thirlen, thurlen, thorlen, from Old English þȳrlian ("to pierce"), from the noun (see above).