n.
1.Scottish geneticist (son of John Haldane) who contributed to the development of population genetics
2.Scottish physiologist and brother of Richard Haldane and Elizabeth Haldane
3.Scottish writer and sister of Richard Haldane and John Haldane (1862-1937)
4.Scottish statesman and brother of Elizabeth and John Haldane (1856-1928)
Idiom of the Day
bad-mouth (someone or something)
to say bad things about someone or something
The supervisor has the habit of bad-mouthing her boss.