寸が詰まる (すんがつまる) Japanese meaning | KotomoraMeanings
1
expression, godan verb (-ru)
be short; be shorter than usual
rare term
Rare expression used mainly for clothing or fabric that is too short or has shrunk. The subject is typically the item itself.
The sleeves shrank after washing.
2
expression, godan verb (-ru)
shrink
rare term
Rare usage; overlaps with sense 1 when referring to fabric shrinking. Can also be used figuratively for something becoming smaller or reduced.