It Means A Person Full Of Energy, Pep, Courage Or Determination.

n. When someone has guts or balls, they have moxy.

Self possessed confidence. An attitude of fearlessness in everyday circumstances. The capacity to stand alone in favor of an unpopular opinion or course of action with a casual demeanor. The word fell out of usage as the character traits it represented both became less common and came to be viewed as unfavorable in others.

sass, courage, spunk, determination, attitude

Courage, backbone, not afraid,

1.Courage, balls, intestinal fortitude.
2. Failed soft drink of the 1930s that tasted like shit. You had moxy because it took courage to drink the stuff. Its downfall came when soda jerks were able to mix the shit motor oil taste indisriminately.

A hotter version of the restaurant featured in 'Waiting', albeit with the same sexy shenanigans. The Sodom and Gomorrha of the service industry. the staff is made up largely of sirens and succubi. Once you walk into the bar and grill of hotness, you will not be able to sit across from your significant other and actually finish your food. A long and lengthy period of mutual bitterness and infidelity will result, with both of you needing someone else but being too cowardly to leave the other. Finally she'll blow up at you one day and go back to live with her parents, leaving you to take care of "Stiffler", that miniature pot-bellied pig you both named after making out in American Pies 1, 2, and Wedding. You'll go back to reading Green Lantern comics and similarly pursue a self-destructive streak, until you're found dead in the back of a sushi-bar in Buenos Aires with pigeons pecking MDMA pills out of your cold, lifeless hands.