British codeword meaning Beer and Hos. Sometimes used when one wants to ditch an undesirable third member of their party by making their night sound boring. Other times used to signal its time to leave, or it is often used to fool the commoner.
Bloke, you ready to get some tea and crumpets tonight?(high fives)
Chap 1: So what are you fellows doing tonight?
Chaps 2 and 3: Oh, nothing, thought we might go and get some tea and crumpets.
Chap 1: Oh, well i better be off
Chaps 2 and 3:.....Score!
Mother: where do you think your going laddy?
Son: Oh nowhere mummy, just thought i'd go get some tea and crumpets?
Mother: Ok, well have fun deary!