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3.
A fun game that teaches little children to play nice, as well as naval warfare tactics.
B-8!

You sunk my battleship!
by IrishRepublicanArmy December 12, 2003
 
1.
(v.) To vomit and defecate simultaneously, or near-simultaneously, as is often seen with food poisoning. So called because real life battleships often fire guns from both ends or both sides.
After I ate that bad Chinese food, I was battleshipping like a fiend for most of the next day.
by Inox March 15, 2004
 
2.
A game universally known as a metaphor for sex.
"Come up to my apartment and let's play battleship."
by FitzgeraldsClara December 23, 2008
 
4.
An extremly well armed ship used in WWI and WWII, but went out of action after the sinking of the I.J.N. Yamato.
Because airpower was found more useful, the battleship was no longer used.
by Minority July 26, 2006
 
5.
Two or more men jerking off before sleep with lights out, aiming to hit each other with ejaculations.

Stealth Battleship is playing the game while everyone is asleep.
Before sleeping we play battleship, last night Mike made a direct hit in Jorge's eye.
by InjenBuilder9 December 16, 2009
 
6.
A) A horizontally significant woman.
B) A female who is wider than she is tall.
C) Female weighing in at +250lbs.
Thats not a girlfriend, bud... Thats a Battleship!
by J1012 November 24, 2010
 
7.
The penis of an older man that has weathered many a vaginal seas. They are brought out for various ceremonies throughout the year. Some mens Battleships have more ceremonies than others.
So Bob; are you gonna be sailin the old Battleship this weekend?
by Dr. Battleship DeCock February 28, 2008