To flank is defined as to be on either side of something.
(verb)When there is a bookcase on both sides of a fireplace, this is an example of a situation where the bookcases flank the fireplace.
The definition of flank is the side section of the human or animal body between the lowest rib and the hip.
(noun)An example of the flank is the side of a person, basically a few inches above the waistline.
See flank in Webster's New World College Dictionary
noun
Origin: ME flanke < OFr flanc < Frank *hlanka, akin to OHG hlanka, a hip, flank: for IE base see lank
adjective
transitive verb
intransitive verb
See flank in American Heritage Dictionary 4
noun
Origin:
Origin: Middle English
Origin: , from Old English flanc
Origin: , from Old French flanc
Origin: , of Germanic origin
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