Wiktionary
n. 1 (context caving, climbing (sport) English) An obstacle overcome by thrutching; an act of thrutching (See verb #5) 2 (context UK dialectal Northern England English) A narrow gorge or ravine. vb. 1 (context rare or dialectal English) To push; press. 2 To crowd; throng; squeeze. 3 (context figuratively English) To trouble; oppress. 4 To thrust. 5 (context caving, climbing (sport) English) To push, press, or squeeze into a place; move sideways or vertically in an upright position by wriggling the body against opposing rock surfaces. Compare chimney.
Usage examples of "thrutch".
During one particularly under-sexed year 1 won The Thrutch Award, simply for being the father of three children within four and a half years.
He was too busy sneezing and coughing as if he was trying to dislodge a thrutch that had somehow become lodged in one of his lungs.