(US) the penis.
|in Law Unto Themselves 133: I’d never so much as stuck my cob in a girl’s shuckings.|
|(con. 1920–57) Ozark Folksongs and Folklore II 787: Other common names for the male organ are cob, [etc.].|
sexual intercourse [dial. cobbing, a thrashing].
|‘Cobbing a Stiff-Un’ in Flash Minstrel! in Spedding & Watt (eds) Bawdy Songbooks (2011) I 111: Come, feel how very stiff it is, / You may ease it by rubbing, / But if yon’ll [sic] consent, I think, / There’s nothing like a cobbing.|