toddler clothes (by children after age 3, before age 5); baby clothes
three-pronged fork; trident; trifurcate; three-pronged; three-way (e.g. outlet)
dead of night; middle of the night; midnight; third quarter of the hour of the ox (2-2:30am, or 3-3:30am)
(emblem of) three comma-shaped figures arranged to form a circle; three-way fight; three-sided struggle
mitsuuroko emblem (three triangles in a triangular pattern; Hōjō clan symbol)
bowing while pressing three fingers of each hand on floor
threefold; folded in three
the three weapons for catching criminals (Edo period)