sinful Meaning, Definition & Usage

  1. adjective satellite characterized by iniquity; wicked because it is believed to be a sin
    iniquitous; ungodly.
    • iniquitous deeds
    • he said it was sinful to wear lipstick
    • ungodly acts
  2. adjective satellite having committed unrighteous acts
    unholy; wicked.
    • a sinful person
  3. adjective satellite far more than usual or expected
    extraordinary; over-the-top.
    • an extraordinary desire for approval
    • it was an over-the-top experience

WordNet

Sin"ful adjective
Etymology
AAS. synfull.
Definitions
  1. Tainted with, or full of, sin; wicked; iniquitous; criminal; unholy; as, sinful men; sinful thoughts. Piers Plowman.
    Ah sinful nation, a people laden with iniquity. Isa. i. 4.
    -- Sin"ful*ly, adv. -- Sin"ful*ness, n.

Webster 1913