A word undefined by urban dictionary, but is a Mexican last name. This last name is usually found the 956 area. The people who have this last name are big dick manwhore Mexican bad asses.
by Tituba69 January 15, 2014

The last name of a dumbass friend who claims that all alaniz's are "big dick manwhore Mexican bad asses"
Alaniz's I swear.
by Tituba69 January 15, 2014
