double-header

Short definition from Wiktionary

Noun

1. 1
   A pair of games played one after another between the same teams.
2. 2
   A pair of sporting events, one after the other, at a single venue.
3. 3
   A pair of sporting events, one after the other, broadcast on the same television channel.
4. 4
   The catching of a single fish simultaneously by two fishermen when fishing together.
5. 5
   A double-headed coin.
6. 6
   A train pulled by two locomotives.
7. 7
   Double penetration
8. 8
   Alternative form of double-header.