bloomer
Concise Oxford English Dictionary © 2008 Oxford University Press:
bloomer1
▶noun Brit. informal, dated a stupid mistake.
– origin C19: equivalent to blooming error.
Concise Oxford English Dictionary © 2008 Oxford University Press:
bloomer2
▶noun Brit. a large loaf with diagonal slashes on a rounded top.
– origin 1930s: of unknown origin.
Concise Oxford English Dictionary © 2008 Oxford University Press:
bloomer3
▶noun [in combination] a plant that blooms at a specified time.
'bloomer' also found in these Oxford entries:

