since Adam was a wee lad

since Adam was a wee lad

For a very long time. An allusion to Adam, the first human created by God in the Bible. What does Grandma mean when she says she's been teaching third grade since Adam was a wee lad?
See also: Adam, lad, since, wee
Farlex Dictionary of Idioms.
See also:
  • (as) old as Adam
  • Adam
  • as old as Adam
  • covenant of salt
  • hewers of wood and drawers of water
  • be moonstruck
  • (as) poor as a Job's turkey
  • game is not worth the candle, the
  • Peck's bad boy
  • end game