Tacky/ˈtæki/ Definition 1 of 3Pro Tip 1/3Negative Impression Using 'tacky' often implies disapproval or distaste, particularly in fashion or decor. I wouldn't wear that tie; it's too tacky for a job interview. Pro Tip 2/3Formal Alternatives For more formal or polite conversation, consider 'in poor taste' instead of 'tacky'. Their wedding decorations were, regrettably, in poor taste. Pro Tip 3/3Non-offensive Usage You can use 'tacky' humorously or affectionately about items you recognize as overly decorative. I love your tacky holiday sweater!