yodan verb with 'ru' ending (archaic), intransitive verb
to eat chazuke
Archaic Edo-period colloquialism for eating chazuke (rice with tea or broth poured over it). Not used in modern Japanese.
See also: 茶漬け
江戸時代の俗語で「茶漬る」は、茶漬けを食べることを意味した。
In Edo-period slang, 茶漬る meant to eat chazuke.