1. Mutt and Jeff - Noun
2. Mutt and Jeff - Adjective
Mutt and Jeff pl (plural only)
(chiefly US, slang) Names given to a pair of companions, usually male, of whom one is tall and the other short.
Mutt and Jeff (comparative more Mutt and Jeff, superlative most Mutt and Jeff)
(Cockney rhyming slang, comparable) Deaf.
Mutt-and-Jeff (comparative more Mutt-and-Jeff, superlative most Mutt-and-Jeff)
Alternative spelling of Mutt and Jeff
Mutt-and-Jeff
However, throughout history there have been exceptions, with Mutt and Jeff being an early (if not the earliest) case in which the creator owned his works. Source: Internet
"I heard that Bud Fisher (creator of Mutt and Jeff ) got $3,000 a week and was constantly marrying French countesses," Capp said. Source: Internet