hatch suggests birth, as in the hatching of an egg; match suggests marriage, as in the matching of bride and groom; and despatch suggests death.
hatch, match and despatch (uncountable)
- (humorous, nickname) The Office of Births, Marriages and Deaths.
hatch, match and despatch (not comparable)
- (of church attendance, humorous) Very infrequent; attending only for baptism, marriage, and funeral.
- He is a hatch, match and despatch Catholic [or Baptist, etc.].