LUCRI CAUSA Lat. In criminal law. A term descriptive of the intent with which property is taken in cases of larceny, the phrase meaning “for the sake of lucre” or gain. State v. Ryan, 12 Nev. 403, 28 Am. Bep. S02; State v. Slingerland. 19 Nev. 135, 7 Pac. 2S0.