subs. (old).A fictitious banknote or fraudulent bill. See Notes and Queries, 7 S., i., 387493.
17[?]. FIELDING, Essay on Character of Men, in wks., p. 647, ed. 1840 (b. 1754). This is such another instance of generosity as his who relieves his friend in distress by a DRAUGHT ON ALDGATE PUMP. [A footnote says] A mercantile phrase for a bad note.
1828. BADCOCK (Jon Bee), Living Picture of London, p. 187. Why, he might as well have accosted ALDGATE-PUMP with a BILL for payment.