fade

v. (-ding) 1 lose or cause to lose colour, light, or sound; slowly diminish. 2 lose freshness or strength. 3 (foll. By in, out) cinematog. Etc. Cause (a picture or sound) to appear or disappear, increase or decrease, gradually. n. Action of fading.  fade away 1 colloq. Languish, grow thin. 2 die away; disappear. [french fade dull]

a. Weak; insipid; tasteless; commonplace.