chop-chop
1. adverb
immediately; in an instant. Pidgin or mock pidgin, sometimes used as an imperative UK, 1836
2. noun
1
food US, 1951.
2
a meal. Used by UN troops in the Korean war, 1950–53, 1950.
3
oral sex performed on a man. From the vocabulary of Vietnamese prostitutes, taken and used by US soldiers US, 1990.
4
trade union factionalism US, 1961.
5
loose-leaf tobacco sold illegally AUSTRALIA, 2001
3. verb
during the Korean war, to eat US, 1951