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Difference between Not move a finger and Not move a muscle

admin Confusing Phrases

not move a finger—(also: not lift a finger) not make the slightest effort to do smth.:

  • It is unbelievable but my husband will not move a finger to help me on the domestic front.

not move a muscle—

1. remain perfectly motionless:

  • Find yourself a comfortable, out-of-sight place to sit, keep quiet, and don’t move a muscle.

2. = not move a finger:

  • I can’t believe Christians would let a thing like this happen and not move a muscle to help her.