Green’s Dictionary of Slang

weeper n.1

[? long sideburns or payes as worn by orthodox Jews]

(UK Und.) a Jew.

[UK]Mercurius Fumigosus 18 27 Sept.– 4 Oct. 160: This cursed Trade of devilish Hogg-keepers, / Sure was invented by the WEEPERS, / Whose Trade being smoak’d, ready to fall, / Devis’d this way to Poyson ’s all, / Which I believe was very true, / Because devised by a JEW.