a crosspiece spreading the gunnels of a boat; used as a seat in a rowboat
hinder or prevent (the efforts, plans, or desires) of; "What ultimately frustrated every challenger was Ruth's amazing September surge"; "foil your opponent"
the act of constructing something (as a piece of machinery)
the act of making something (a product) from raw materials; "the synthesis and fabrication of single crystals"; "an improvement in the manufacture of explosives"; "manufacturing is vital to Great Britain"