get up on the wrong side of (the) bed(redirected from getting up on the wrong side of the bed)
Also found in: Dictionary, Thesaurus, Medical, Legal, Encyclopedia.
get up on the wrong side of (the) bed
To be in a particularly and persistently irritable, unhappy, or grouchy mood or state, especially when it is out of keeping with one's normal disposition. I'm sorry I snapped at you earlier, I think I just got up on the wrong side of the bed today. Geez, the boss has been in a really bad mood all day. I guess he must have gotten up on the wrong side of bed!
get up on the wrong side of bedand get out of the wrong side of bed
Fig. to seem grouchy on a particular day. Did you get out of the wrong side of bed this morning? You are a real grouch.
get up on the wrong side of bed
Be in a grouchy, irritable state, as in What's got into Max today? Did he get up on the wrong side of bed? This expression alludes to the ancient superstition that it was bad luck to put one's left foot down first, and was so used in a number of 17th-century plays. By the early 1800s it was associated more with ill humor than misfortune.