double-ender
English
Noun
double-ender (plural double-enders)
- (nautical) A vessel capable of moving both forwards and backwards, having bow and rudder at each end.
- A locomotive with a pilot at each end[1].
- A cross-cut sawing machine, with two adjustable circular saws, for sawing both ends of timber.
- A dildo designed to penetrate two people simultaneously.
References
- 1874, Edward H. Knight, American Mechanical Dictionary
- double-ender in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913