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high five

1 ENTRIES FOUND:
high five noun
plural high fives
high five
noun
plural high fives
Britannica Dictionary definition of HIGH FIVE
[count] chiefly US, informal
: a gesture in which you slap the palm of your hand against the palm of someone else's hand in the air usually to show that you are happy about a victory or accomplishment

— high–five

verb, high–fives; high–fived; high–fiving US, informal
[no object]
[+ object]