転てん軫じんてんじんMeanings1nountuning peg (of a biwa or shamisen)Refers specifically to the pegs used to adjust string tension on traditional Japanese lutes. Compare with 転手 (てんじゅ), which can also mean a tuning peg.See also: 転手三味線しゃみせんの転てん軫じんを回まわして音おとを合あわせる。