‘该着’ (gāi zháo) is a colloquial verb phrase expressing fate or inevitability — something that is destined to happen, often with a sense of resignation, irony, or dark humor. Literally, 该 means 'ought to' or 'deserved', and 着 here functions as a resultative complement indicating realization or occurrence; together, they convey that an outcome was unavoidable — not because of logic or effort, but due to karmic or circumstantial necessity.

This expression is common in spoken northern Mandarin, especially in storytelling, complaints, or reflective commentary. It often carries emotional weight — implying that no matter what one does, the result was ‘meant to be’, sometimes tragically, sometimes comically. It’s rarely used in formal writing or polite speech, and typically appears after subjects (people or situations) rather than as a standalone predicate.