batten
1. bat.ten \'bat-*n\ \'bat-nin, -*n-in\ vb or bat.ten.ing [prob. fr. ON batna to improve] 1a: to grow fat 1b: to feed gluttonously 2: to grow prosperous 2: FATTEN 2. batten n [F ba^ton] Brit 1a: a piece of lumber used esp. for flooring 1b: a thin narrow strip of lumber used esp. to seal or reinforce a joint 2: any of various strips, bars, or supports resembling or used similarly to battens 3. batten vt : to furnish or fasten with battens