steal
noun
an advantageous purchase
“she got a bargain at the auction”
“the stock was a real buy at that price”
a stolen base; an instance in which a base runner advances safely during the delivery of a pitch (without the help of a hit or walk or passed ball or wild pitch)
verb
take without the owner's consent
“Someone stole my wallet on the train”
“This author stole entire paragraphs from my dissertation”
move stealthily
“The ship slipped away in the darkness”
Synonymsslipsteal a base
Source: WordNet 3.1, Princeton University