E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Truss his Points (To).
To tie the points of hose. The points were the cords pointed with metal, like shoe-laces, attached to doublets and hose; being very numerous, some second person was required to truss them or fasten them properly.
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I hear the gull [Sir Piercie] clamorous for someone to truss his points. He will find himself fortunate if he lights on anyone here who can do him the office of groom of the chamber.Sir W. Scott: The Monastery, chap. xvi.