Green’s Dictionary of Slang

(US) to fool or mislead by false promises, to entice, to cajole; thus mousetrapping n.

1951		R. Starnes Grant’s Tomb 20: ‘Mousetrapped you, huh?’ ‘Yessir, brother. [...] He put temptation in my path, brother, temptation with honey-colored hair and the biggest pair of... ’.
1958		(con. 1945) F. Davis Spearhead 66: Lawrence was alarmed. ‘You think we’re being mousetrapped, you mean?’.
1976		Woodward & Bernstein Final Days 384: With events closing in, [Chief of Staff Alexander] Haig was aware that he could easily get mousetrapped.
2002		USA Today 24 May 🌐 Online ‘mousetrapping’ leads to $1.9M fine. [...] An elusive Internet scam artist has been ordered to [...] stop a scheme that used thousands of misspelled Web addresses to trick Internet users into seeing adult advertisements.