Webster’s Revised Unabridged Dictionary · 1913
Tacky
Tack′y, a. [Etymol. uncert.] Dowdy, shabby, or neglected in appearance; unkempt. [Local, U. S.]
Tack′y, n. [Written also tackey.] An ill-conditioned, ill-fed, or neglected horse; also, a person in a like condition. [Southern U. S.]