The definition of a steal according to dictionary.com.
1.To take (the property of another) without right or permission.
2.To get or effect surreptitiously or artfully: steal a kiss; stole the ball from an opponent.
3.To move, carry, or place surreptitiously.
4.To draw attention unexpectedly in (an entertainment), especially by being the outstanding performer: The magician's assistant stole the show with her comic antics.
5.Baseball. To advance safely to (another base) during the delivery of a pitch, without the aid of a base hit, walk, passed ball, or wild pitch.
1.To commit theft.
2.To move, happen, or elapse stealthily or unobtrusively.
3.Baseball. To steal a base.
1.The act of stealing.
2.Slang. A bargain.
3.Baseball. A stolen base.
steal (someone's) thunder
To use, appropriate, or preempt the use of another's idea, especially to one's own advantage and without consent by the originator.
It should be noted that if both the buyer and seller agreed on the price of the item, it's a legit transaction. Even if the d buyer thinks the price is too much.
If the buyer don't agree on the price, then there should be NO transaction at all!
Unless of course, the seller forced the buyer in a very very VERY forceful way the buyer the product that was offered to sell.
In regard of the $49 iPod.
If you're paying only $49 for a product sold for $399 and you agreed on paying it for $399, maybe you should contact the seller to make sure whether or not the rest $350 should be paid or not.
However, if they decided to let you just pay only $49, consider it as a 75% discount! LOL!
Just make sure that they won't decide to change their mind in the future. For a tip to avoid on how they will get you should they decided to change their mind in the future, consider Matsu's advice, pay your balance and cancel your card.