The sources checked do not record Xammy as a name or give it a meaning.
Friend
Cute
Gold, Black, White, Brown, Gray
Any Size
Unisex
English
X
5 Letters
Sammy, Sami
From an english occupational surname, from old english bakere, "baker"
Recorded as a feminine given name in Danish
A nickname, recorded as borne by several men
Derives from 'cordial', meaning friendly or warm.