Suck face informal slang
The term is especially used to illustrate the act as distasteful to see.
To kiss voraciously and for a long time.
In spite of standing in a crowd, they still sucked face without caring about that.
Jane and his boyfriend are sucking face in the back house.
A happy couple is sucking face below the row of trees.
To be put in a bad mood
Used to refer to an unpleasant, repellent place, thing or person
To be difficult, troublesome, or unpleasant for someone; to be to someone's disadvantage.
The verb "suck" should be conjugated according to its tense.
Be very nearly or inevitably lost, departed or deceased
He is in terminal cancer so I’m afraid he is as good as gone.