A derivation of the urban word "seact". Defined as, a spontaneous philanthropic or charitable act created by the observation of a need.
You can see that the school is having problems due to the lack of tax base, so I c-acted and gave them a large donation.
by knockgav June 27, 2011
1 more definition
the act of sawing one's ass off, then sticking it in a trunk and taking it out occasionally to enjoy and smell it.
If you don't stop it right now, I am going to cact you!
by anonymousskulls September 22, 2006