1. to behave in showy, flamboyant way

2. a showy, flamboyant person
It's his showboat behavior that makes Americans look bad.
by The Return of Light Joker December 15, 2011
Get the showboat mug.
showboat is just plain stupid. i haven't seen it but i know i won't like it.
by coheedpowerx3 March 15, 2009
Get the showboat mug.
T.O. is such a showboat that he's the reason "Excessive Celebration" is a penalty.
by katie was here July 16, 2009
Get the showboat mug.
An attractive boy or group of attractive boys used by a small group of girls for the sole purpose of showing off. The girls don't necessary like to be around the boys they are just there to look cute. This is a female version of arm candy.
Person 1:Man! would you look at those broads with all those cute boys!
Person 2: Aww they ain't nothing but a bunch of showboats.
by G.Keiz February 26, 2007
Get the showboat mug.
Adding unnecessary style flurishes to skilled activities, often beyond ones skill level, increasing the risk, and usually used to taunt or impress others.
That skateboarder was showboating to impress that girl when he broke his ankle.

The Washington Generals were down 150 to 10 but the Globetrotters were still showboating for the crowd.
by DalethGimel September 27, 2007
Get the showboating mug.
1. To have a visibly exaggerated idea of ones own skills, talents, or abilities.
2. To exhibit a grotesque amount of undue and unfounded pride for a skill or ability which is actually mediocre.
Excellent examples of people who are really bad showboaters would be that 'Lord of the Dance' blockhead Michael Flatley, the ludicrously posturing Sarah Brightman and her bloated ego, and the Queen of the Showboaters, that swirling black hole of talentlessness herself - Celine Dion.

"This was our one chance to get rid of tha showboating Canadian wench!" - Peter Griffin, Family Guy
by James Howard February 2, 2004
Get the showboating mug.
When your girlfriend won't have sex with you; and you precede to pleasure yourself manually in full vision of her, fully flaunting your engorged member.

This may be done

(1) out of spite,

(2) in an attempt to induce her into sexual activity,

(3) or just simply to get a nut off.
Guy 1: Hey dude, did you get any pussy last night?

Guy 2: No damnit, my girl was tired so I showboated.

Guy 1: What a bitch! Always making you turn to showboating.
by Leon Llong June 30, 2010
Get the Showboating mug.