[f. FOIL sb.5] intr. To make a thrust at with a foil. In quot. transf.
 
1600.  Rowlands, Let. Humours Blood, ix.
|  | This Gentleman hath serued long in Fraunce, | 
|  | And is returned filthy full of French, | 
|  | In single combat, being hurt by chaunce, | 
|  | As he was closely foyling at a Wench. |