1. the penis [it wedges open the vagina].
|‘Young Collin’ in Merry Songs and Ballads (1897) IV 260: Young Collin [...] told his Wife who the Cause would know, / That Hem made the Wedge much further go.|
|Memoirs of a Woman of Pleasure (1985) 154: He [...] nailed this tender creature with his home-driven wedge.|
|‘The Lady’s Water-Spout’ in Randy Songster in Spedding & Watt (eds) I 209: But, says he, I can see, that before I begin, / To stop up the hole I a wedge must thrust in / [...] / Then down on his knees hard at it went he, / He thrust in his wedge as tight as could be, / Drive away, said the lady, go it pell mell.|
|‘The Water-Spout’ in Rakish Rhymer (1917) 72: He drove his wedge into the top, / But soon found it did fit ill.|
|Sl. and Its Analogues.|
|in Limerick (1953) 248: A horny young fellow named Redge / Was jerking off under a hedge. / The gardener drew near / With a huge pruning shear, / And trimmed off the edge of his wedge.|
2. (US campus) in fig. use, a derog. term for a hard worker.
|CUSS 219: Wedge A person who studies a great deal.et al.|