Answer: groans

AnswerCrossword Clue
GROANSBad jokes produce these
groansto utter (with) a groan
groansGROAN, to utter a low mournful sound, also GRONE
groanslow moan of pain, grief, disapproval, etc.
GROANSUnwelcome audience sounds
GROANSReactions to bad puns
GROANSPun responses, perhaps
GROANSUtterances of disapproval
GROANSPun reactions
GROANSReacts to a bad joke, perhaps
GROANSBad-pun responses
GROANSReacts to pain or a pun
GROANSHaunted house sounds
GROANSSounds like an old floorboard
GROANS[Not again!] and [I can't!]
GROANSSounds of strain
GROANSPun responses
GROANSStadium sounds
GROANSSounds of dismay
GROANSSounds of anguish
GROANSDisapproving sounds
GROANSMournful sounds.
GROANSArena sound effects.
GROANSIs overburdened
GROANSReactions to bad jokes
GROANSPained reactions
GROANSReactions to puns, perhaps
GROANSResponses to poor puns
GROANSHaunted house noises
GROANSMusic to a punster's ears
GROANSUlulations