'Incontinency' definitions:

Definition of 'incontinency'

noun

Involuntary urination or defecation [syn: incontinence, incontinency]

From: GCIDE

Incontinence \In*con"ti*nence\, Incontinency \In*con"ti*nen*cy\, n. [L. incontinentia: cf. F. incontinence.] [1913 Webster]
1. Incapacity to hold; hence, incapacity to hold back or restrain; the quality or state of being incontinent; lack of continence; failure to restrain the passions or appetites; indulgence of lust; lewdness. [1913 Webster]
That Satan tempt you not for your incontinency. --1 Cor. vii. 5. [1913 Webster]
From the rash hand of bold incontinence. --Milton. [1913 Webster]
2. (Med.) The inability of any of the animal organs to restrain the natural evacuations, especially urination, or defecation, so that the discharges are involuntary; as, incontinence of urine. [1913 Webster]