Sackpfeife
bagpipes
Backpfeife
slap
clap round the ears
Basspfeife
drone
Nachpfeifen
wolf whistle
Sackleinen
burlap
Backoffice
back office
Backhefe
baker's yeast
Eckpfeiler
pillar
cornerstone
Auspfeifen
catcall
Rollpfeife
party horn
Pfeife
whistle
pipe
tobacco pipe
loser
Tabakspfeife
smoking pipe
abpfeifen
hiss
Schleife
bow
loop
Sackhof
Saka
Sackhüpfen
sack race
Sacknetz
fyke
sacken
plummet
Sackerl
bag
little bag
Sackgasse
blind alley
cul-de-sac
dead-end