- something that results or follows from an event, especially one of a disastrous or unfortunate nature; consequence: the aftermath of war; the aftermath of the flood.
- a new growth of grass following one or more mowings, which may be grazed, mowed, or plowed under.
- signs or results of an event or occurrence considered collectively, esp of a catastrophe or disasterthe aftermath of war
- agriculture a second mowing or crop of grass from land that has already yielded one crop earlier in the same year
1520s, originally a second crop of grass grown after the first had been harvested, from after + -math, a dialectal word, from Old English mæð “a mowing, cutting of grass” (see math (n.2)). Figurative sense by 1650s. Cf. French regain “aftermath,” from re- + Old French gain, gaain “grass which grows in meadows that have been mown,” from a Germanic source, cf. Old High German weida “grass, pasture”