What does "overcharge" mean?

Overcharge: To fill too full; to crowd. Our language is overcharged with consonants. Addison.

Additional senses

  1. 2.To charge excessively; to charge beyond a fair rate or price.
  2. 3.To exaggerate; as, to overcharge a description. Overcharged mine. (Mil.) See Globe of compression, under Globe.
  3. 4.To make excessive charges.
  4. 5.An excessive load or burden.
  5. 6.An excessive charge in an account.

Sources