"to use up, spend up, especially in a bad sense, to destroy," is said of the destruction of persons, (a) literally, Luke 9:54 and the RV marg. of 2 Thessalonians 2:8 (text, "shall slay"); (b) metaphorically, Galatians 5:15 "(that) ye be not consumed (one of another)."
"to consume utterly, wholly" (kata, intensive), is said, in Hebrews 12:29 , of God as "a consuming fire."
lit., "to cause to disappear, put out of sight," came to mean "to do away with" (a, negative, phaino, "to cause to appear"), said of the destructive work of moth and rust, Matthew 6:19,20 (RV, "consume," AV, "corrupt"). See CORRUPT , DISFIGURE , PERISH , VANISH.
Note: Dapanao, "to expend, be at an expense," is translated "consume" in the AV of James 4:3 (RV, "spend"). See SPEND.