A person who (habitually) urinates in his bed (during sleep).(noun)
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Use "bedwetter" in a sentence
"Also, that bedwetter is remarkably easy to manipulate into showing his true colors."
"Honestly, what is it with Stacey and godawful bedwetter schmindie music?"
"Not many were out in front of netroots opposition to single payer advocacy all last year quite as obstreperously as Jane Hamsher and her strange bedwetter coalition."