bum; That bum haircut made my ears stick out.

mop; "Man, dig baldy here!" He was staring at my head as he circled me. .... What little squaw's got that tuff-lookin' mop of yours, Ponyboy?"

shut your trap; "He started talking, loud enough for the two girls to hear. .....Take your feet off my chair and shut your trap."

heater; "I remembered his voice: I been carryin' a heater. It ain't loaded, but it sure does held a bluff."

juvenile delinquent (JD);And now he was a dead juvenile delinquent and there wouldn't be any editorials in his favor

rumble; At the corner of our block there's a wide, open field where we play football and hang out, and it's often a site for rumbles and fist fights.

thug; "Then come back. And for Pete's sake, run a comb through your hair and quit slouching down like a thug."

cur; The country would be like that, I thought dreamily. I would have a yeller cur dog, like I used to, and Sodapop could get Mickey Mouse back and ride in all the rodeos he wanted to, and Darry would lose that cold, hard look and be like he used to be, eight months ago, before Mom and Dad were killed.

reckon; "We're poorer than the Socs and the middle class. I reckon we're wilder, too."

out; "They liked the Beatles and thought Elvis Presley was out, and we thought the Beatles were rank and that Elvis was tuff, but that seemed the only difference to me."

two-timing; "You break up with Sylvia again?" "Yeah, and this time it's for good. That little broad was two-timin' me again while I was in jail."

ornery; "I've got me a ornery pony," Soda'd tell him, rubbing his neck. "How come you're so mean, Mickey Mouse?"

savvy; He's really proud of you 'cause you're so brainy. It's just because you're the baby--- I mean, he loves you a lot. Savvy?"

wisecracker; "Two-Bit Mathews was the oldest of the gang and the wisecracker of the bunch. He had gray eyes and a wide grin, and he couldn't stop making funny remarks to save his life. "