put one's legs under someone's mahogany

Meanings:

• 1.

  British Englishhistoricalinformalidiomaticdated
  • To sit down at someone else's dining table as a guest; to accept hospitality for a meal.

• 2.

  British Englishhistoricalinformalidiomaticdated
  • To place oneself under another's patronage or hospitality, implying a degree of dependence on that person's support.