CLERIHEW
clerihew
(noun) a witty satiric verse containing two rhymed couplets and mentioning a famous person; “‘The president is George W. Bush, Who is happy to sit on his tush, While sending his armies to fight, For anything he thinks is right’ is a clerihew”
Source: WordNet® 3.1
Noun
Clerihew (plural Clerihews)
Alternative letter-case form of clerihew.
Etymology
Named after the English humourist and novelist Edmund Clerihew Bentley (1875–1956), who invented the rhyme.
Noun
clerihew (plural clerihews)
A humorous rhyme of four lines with the rhyming scheme AABB, usually regarding a person mentioned in the first line. [from 1920s]
Source: Wiktionary