noundialect Scottish, British
1A heavy blow or thump; a thud. Now somewhat rare.
2A piece or portion of something, especially one without a definite or regular shape; a lump, a chunk.
Late 16th century; earliest use found in James Dalrymple (fl. c1596). Imitative of a dull thudding sound.
verbdialect Scottish, British
1To strike with a heavy blow or thump; to knock, beat; to shake by knocking or beating.
2To fall with a thud or bang; to be bumped or knocked about.
3With about. To wander or travel idly or without specific purpose.
Sc. National Dict. (at Dad v.1) records this phrase as still in use in Kirkcudbrightshire in 1939.
Late 16th century; earliest use found in John Knox (c1514–1572), religious reformer. Imitative of a dull thudding sound.