What is "exfiltrated"

Usage examples of "exfiltrated".

With an enemy at close range, he exfiltrated unseen and secured a new position.

Three days later, he would be exfiltrated when another SIS man posing as a messenger would enter Moscow and pass Gaunt a passport in the same name as his own—Mason.

Once they’d exfiltrated, each one was capable of carrying a seven-man squad, plus, in an extraction, a few hostages.

All four men had just been exfiltrated by submarine from the Japanese occupied Philippine island of Mindanao.