What does xw stand for?

Ex-Warrants

Crosswind - Aviation (FAAC)

Exclusive Warrants (SAUS)

Experimental Warhead

Extra Wide - Size

Ex warrants (SAUS)

Ex-Warrants - Without Warrants - Finance (SPSG)

Walker's Cay Air Terminal - ICAO designator (AD)

Xenon Weatherometer (UWER)