1. (noun)balk, baulk the area on a billiard tablebehind the balkline "a player with ball in hand must play from the balk"
2. (noun)hindrance, hinderance, deterrent, impediment, balk, baulk, check, handicap something immaterial that interferes with or delays action or progress
3. (noun)rafter, balk, baulk one of several parallel sloping beams that support a roof