What does the word tab mean?

Usage examples for tab

  1. It is engraved in Rymsdyk's " Museum Britannicum," tab. – Diary of Samuel Pepys, Complete Transcribed From The Shorthand Manuscript In The Pepysian Library Magdalene College Cambridge By The Rev. Mynors Bright by Samuel Pepys Commentator: Lord Braybrooke
  2. Where dramatists in training waste their nervous energy and often stultify their best desires is in keeping critical tab upon themselves as they create. – Dramatic Technique by George Pierce Baker
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