Dictionary.net

• A beam acting as a tie, as at the bottom of a pair of principal rafters, to prevent them from thrusting out the wall. See Illust. of Timbers, under Roof.

2010 - New Age Dictionary Database
By Oddity Software

• A beam acting as a tie, as at the bottom of a pair of principal rafters, to prevent them from thrusting out the wall. See Illust. of Timbers, under Roof.

1913 - Webster's Revised Unabridged Dictionary
By Noah Webster.