retrench

verb8

1. •
   To cut down or reduce.

   • Madam me no Madam, but learn to retrench your vvords; and say Mam; as yes Mam, and no Mam, as other Ladies VVomen do. Madam! 'tis a year in pronouncing. — 1668
2. •
   To terminate the employment of a worker to reduce the size of a workforce; to make redundant.
3. •
   To live less expensively; to economize.
4. •
   To abridge; to curtail.
5. •
   To confine; to limit; to restrict.
6. •
   To take up a new defensive position.

   • We must retrench and try to hold on long enough for products in development to reach the market or we will be out of business.
7. •
   To furnish with a retrenchment (a defensive work within a fortification).

   • to retrench bastions
8. •
   To dig or redig a trench where one already exists.