In criminal law. That kind of connection with the commission of a crime which, at common law, rendered the person guilty as a principal in the second degree. It consisted in being present at the time and place, and doing some act to render aid to the actual perpetrator of the crime, though without taking a direct share in its commission. See 4 Bl. Comm. 34; Peo ple v. Dole, 122 Cal. 486, 55 Pac. 5S1, 68 Am. St. Rep. 50; State v. Tally, 102 Ala. 25, 15 South. 722; State v. Jones, 115 Iowa, 113, 88 N. W. 196; State v. Cox, 65 Mo. 29, 33.