... dope, dope up] Merriam Webster's I. noun Etymology: Dutch doop sauce, from dopen to dip; akin to Old English dyppan ... idioms: dope out sl. discover. Derivatives: doper n. Etymology: Du. doop sauce f. doopen to dip Webster's 1913 Dictionary Dope ... s 1913 Dictionary Dope Dope (d[=o]p), n. [D. doop a dipping, fr. doopen to dip. Cf. Dip.] 1. Any ...