/ kəʊv; NAmE koʊv/ noun
1.
a small bay (= an area of sea that is partly surrounded by land) :
a secluded cove
2.
( old-fashioned , BrE , informal ) a man
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WORD ORIGIN
sense 1 Old English cofa chamber, cave , of Germanic origin; related to German Koben pigsty, pen. The current sense dates from the late 16th cent.
sense 2 mid 16th cent.: perhaps from Romany kova thing or person.