When a person (usually, but not necessarily, of Latin descent) who otherwise speaks in unaccented English suddenly has a very heavy accent for a Spanish word or name in a sentence.
Telling an egregious lie with such a fierce and combative confidence that even though listeners know it's not true, they are intimidated into not challenging you. See being spiced.
Jim: You look happy Jerry, had a good night yesterday? were you Spicing your meat?
Jerry: Yeah man I got my meat spiced so hard by Missus.
Jim: I rememberthe first time Missus spiced my meat, Boy oh boy was it an experience.