(transitive) To splayrigidly outward, like the arms of a scarecrow.
2006, Ron S. King, Nowhere Street (page 109)... his small frame seeming scarecrowed in the over-large black coat.
2010, Robert N. Chan, The Bad SamaritanAn arctic wind whooshes down Columbus Avenue like the IRT express, catching her bags, scarecrowing her arms, and threatening to take her broad-brimmed hat downtown.