gashing

noun

1. The act of making a gash, or cut.

   “Nature prompts to the use of them; for the savage of the woods has the song and the ceremonies of his ancestors, and by the gashings and daubings with which he disfigures his form, denotes his tribe.”

2. The roughing operation for worm gears.

verb

1. (form-of, gerund, participle, present)present participle and gerund of gash