Green’s Dictionary of Slang

a sexual athlete.

1960		in E. Cray Erotic Muse (1992) 303: If all the young girls were like trees in the forest, / And I were a woodsman, I’d split their clitoris.
2001		Guardian G2 30 Nov. 11: He traded in his last name, his master’s degree and a career in special education for life as a sturdy woodsman.