[f. STOUP + -FUL.] As much as a stoup will hold.
1590. in Laws Memor. (1818), Pref. p. xxviii. A stoupfull of poisoned aill.
1824. Carlyle, Lett., 18 Sept. in Froude, Life (1882), I. 235. I have swallowed, say about two stoupfuls of castor oil since I came hither.
1892. J. S. Fletcher, When Chas. I. was King (1896), 295. I see you have drunk all the aleshall I fetch you another stoupful?