Liaress, lying woman, skeezer. Used in Latino English and Spanglish, from Spanish.
"Girl, you ain't nothin but a mentirosa"
"Hombre let me tell you, stay away from her, she a straight mentirosa"
"Mamí, I tell him straight up que le engañarás cuz you a mentirosa." (Girl, I tell him straight up that you will cheat on him cuz you a -.)
"Wey I tell you que todas las mujeres son mentirosas." (Bro I told you that all women are -.)
A liar, especially a man. Used in LatinoEnglish and Spanglish, from Spanish.
"Get out papí I ain't gon make love to no mentiroso"
"Maricon te digo que no debes salir con él cuz he a mentiroso" (Bro I am telling you not to go out with him cuz he a -.)
"Mamí no te voy a engañar, crees que I'm a mentiroso or somethin?" (Girl, I'm not going to cheat on you, do you think I'm a liar or something?)
You mention something that you are serious about, but don't ever follow through with it.
Dad: Lets go to on vacation (completely serious tone)
Daughter: OK WHERE!?
Dad: Las Vegas Daughter: when?
Dad: maybe next year
...3 years later...
Daughter: You are a Mentional Liar!! For the last 3 years you said that we could go to Vegas!