slapstick
Concise Oxford English Dictionary © 2008 Oxford University Press:
slapstick/ˈslapstɪk/
▶noun
- 1 comedy based on deliberately clumsy actions and humorously embarrassing events.
- 2 a device consisting of two flexible pieces of wood joined together at one end, used by clowns and in pantomime to produce a loud slapping noise.
'slapstick' also found in these Oxford entries:

