Green’s Dictionary of Slang

1. to have sex with; thus futterer, copulator .

1685		‘Salamanca Doctor’s Farewell’ in Lord Poems on Affairs of State (1968) IV 18: With what homage and duty to Titus in glory / Had the worshipping saints turn’d their bums up before me: / But oh, the poor stallion, / A la mode d’Italian, / To be futter’d at last like an English rapscallion.
1885		R.F. Burton Book of Thousand Nights II 332: Eating and drinking and futtering for a year of full twelve months.
1890		‘Neaniskos’ Priapeia Ep. xii 14: Thou shalt be pedicate, (lad!) thou also (lass!) shalt be rogered [...] thee my girl, I shall futter. [Ibid.] Ep. xxv 26: How I shall be futtered-out.
1896		Cabinet of Venus 322: Laying her quim up so he could gamahuche and futter at the same time.
1896		‘Green Mask’ in Cabinet of Venus 293: Being only an inexperienced futterer, he naturally attributed the facility with which he went in to the prowess of his own prizzle [sic].
1927		in G. Legman Limerick (1953) 96: When she wanted a new way to futter / He greased her behind with butter.
1941		in G. Legman Limerick (1953) 277: A milkmaid there was, with a stutter, / Who was lonely and wanted a futter.
1959–60		in E. Cray Erotic Muse (1992) 217: When she wanted a new way to futter, / He greased her behind with butter. / Then with a sock, / In went his jock.
1999		Roger’s Profanisaurus 3 in Viz 98 Oct. 15: futtering v. A trip to Hairyfordshire. A bout of front door work.

2. to waste time, i.e. semi-euph. for fuck about v. (1)

1990

W. Love Times of our Lives 102: He was futterin’ about and there was some bad language on my behalf.