daydrinker
One who is a sloppy, drunken mess in full debauchery by mid afternoon.
Marin, Christina and Moses were downtown yelling profanities in the middle of the street at two o'clock in the afternoon... Fucking daydrinkers.
Daydrink
Quite simply the act of drinking during the day. It could mean drinking during the day on the weekend (if you are employed), or weekdays if you are not employed.
Brian: What's the plan this weekend?
Tom: Daydrink all day, all weekend!
Brian: I love it! I daydrink all the time!
Tom: Daydrink all day, all weekend!
Brian: I love it! I daydrink all the time!
Daydrinking
verb, Consuming alcohol alone and/or in a dive bar during "business hours" for the sole purpose of getting a buzz or recouperating from a hangover. Usually performed with the shades drawn.
"Hey Tyrone...what's up with the mirrored shades and the moosebreath? Have you been daydrinking?"