Having a tendency or desire to shoot a firearm irresponsibly before adequately identifying the target. / (by extension) Inclined to behave recklessly or violently at the slightest provocation.

(informal) The practice of physically attacking (originally, slapping), and often verbally abusing, a person and photographing or filming the attack using a camera phone, the recording sometimes being sent to others to further humiliate the victim.

(US, Canada) The greeting said near the holiday Thanksgiving.

(chiefly US, informal) One who is thoroughly content or satisfied. / Used other than figuratively or idiomatically: see happy, camper.

Alternative form of Merry Christmas

(slang, derogatory) A member of a Christian church whose worship is characterized by enthusiasm and spontaneity.

(slang, derogatory) Of or relating to such a worshiper or such a church.

An expression used during Easter to wish someone a happy time.

(US, Canada) A greeting used during the Christmas and winter holiday season to recognize the celebration of many holidays, sometimes starting with Thanksgiving and including Hanukkah, the winter solstice, Christmas, Kwanzaa, and New Year's Day.

(informal) A person who practises happy slapping.