1849 27 Apr. 4/2 The waiter..opened the door at the foot of the stairs, as well as the bar-flap.
1931 R. Aldington 197 The landlord dived under the bar-flap, seized Mr. Wrigley by the coat collar, ..and hurled him into the road.
2001 G. Joseph xviii. 253 Keith had lifted the bar-flap and was now on the shop side of the counter.