Definition of Tacky

Adjective: tacky (tackier,tackiest) ta-kee

(of a glutinous liquid such as paint) not completely dried and slightly sticky to the touch
"tacky varnish"
Tastelessly showy
"a tacky car";
- brassy, cheap, flash, flashy, garish, gaudy, gimcrack, loud, meretricious, tatty, tawdry, trashy
Of very poor quality; flimsy
- bum, cheap, cheesy, chintzy [N. Amer], crummy, punk [N. Amer], sleazy, tinny, crumby