alluvial cone
noun
A conical deposit of alluvium, especially a steeply sloping alluvial fan.
Origin
Mid 19th century.
- before one can say Jack Robinson
- before one knows where one is (or before one knows it)
- before (or after) the fact
- before (or in front of or under) one's (very) eyes
- before (or since) the rinderpest
- beforesaid
- before-tax
- before the mast
- before the wind
- before time
- beforetimes
- before you can say knife
- before–after
- be for it
- be for (or all for) the best
- be for the high jump
- befoul
- be fresh out of
- befriend
- be frightened of one's shadow
- be frightened (or scared) out of one's wits
- befuddle
- befuddlement
- be full bottle on
- be full of it