1. Hinder or prevent (the efforts, plans, or desires) of
   "We thwarted their plans";
   - queer [informal], spoil, scotch, foil, cross, frustrate, baffle, bilk [informal], scupper [informal]

1. A crosspiece spreading the gunnels of a boat; used as a seat in a rowing boat
   "The rower sat on the thwart and began to pull the oars";
   - cross thwart

Derived forms: thwarting, thwarted, thwarts

Type of: crosspiece, forbid, foreclose, forestall, preclude, prevent

Part of: dinghy, dory, rowboat [N. Amer], rowing boat [Brit]

Encyclopedia: Thwart