log pen
1 n. Obs. a barrier of logs or other timbers linked by chains and serving to restrain or enclose floating logs, pulpwood, etc.
See also: boom ((1)) ((n.)) (def. 1)
2 n. Obs. a structure of logs forming a kind of cache.
See also: cache ((n.)) (def. 2)
3 n. a kind of trap.
See also: log trap