sellotape

(noun) transparent or semitransparent adhesive tape (trade names Scotch tape and Sellotape) used for sealing or attaching or mending. Synonyms: cellulose tape, Scotch tape, Sellotape.

(verb) fasten or attach with sellotape. Synonyms: scotch tape. Example: "The hotel manager scotch taped a note to the guest's door."