forearm

What it means

1. anatomyThe part of the arm between the wrist and the elbow.

   Synonyms: antebrachium, lower arm, forestock, handguard

2. engineeringA section of the weapon between the receiver and the muzzle, used to hold the firearm steady.

In a sentence

But in so far as they were able to forearm themselves against the anxieties of bereavement, the loss may have been that much easier to face.

2013, Peter Marris, Widows and Their Families, page 20

Where it comes from

From fore- + arm. Compare Dutch voorarm (“forearm”), Danish forarm (“forearm”), German Vorderarm (“forearm”).