slart noun 1verb 1forms 3 noun1 •(dialect, US) Leftover(s), especially of food.[…] they must be able to measure any earth—any inch-space of the heart whatever—else they are mere orts and slarts. — 1892 verb1 •(dialect) To splash or splatter, especially with something dirty.Luke at that dolly! — slarting t' barns wi' t' dish-clart, astead o' gehring wesh'd up,[…] — 1862 formsslarted · slarting · slarts