from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. Present participle of fortress.
Sorry, no etymologies found.
By far the biggest market is the fortressing of Europe and North America -- Halliburton's contract to build detention centers for an unspecified immigration influx, Boeing's "virtual" border fence, biometric ID cards.
He had been steeling himself for the ordeal; schooling himself with arguments; fortressing his resolve, unconsciously, perhaps, with the picture of his own heroism in braving the unknown.