Top Definition
a dumb guy who only does sports
eg. that guy is such a taisei
by 123456678909999999969 February 26, 2012
Someplace or something of great importance. Also can mean "rat" or "raton"
I have a huge Taisei in my pants!
by RedPimmp May 16, 2016
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.