1575970 jmdict A [id=2155736]
一筋[news1,nf12]；一条；ひと筋；一すじ；ひと条
ひとすじ[news1,nf12]
[1][n]
  one line; one stretch (e.g. of road); one strand (e.g. of hair); one beam (e.g. of light); one ray; one length (e.g. of rope)
[2][adj-na,n-suf]
  earnest; resolute; intent; devoted; single-minded
[3][n][arch]
  one bloodline; one clan
[4][adj-na][arch]
  ordinary; common