stamp noun

1 on a letter/package

ADJ. postage | first-class, second-class | Christmas, commemorative

QUANT. book, set, sheet a book of ten first-class stamps

VERB + STAMP put on, stick on She stuck a first-class stamp on the letter. | lick, moisten | issue, launch The Post Office has launched some new Christmas stamps. | collect

STAMP + NOUN album, collecting, collector

2 instrument for stamping a design, etc. on a surface

ADJ. official | date

3 character/quality

ADJ. unmistakable

VERB + STAMP bear, carry His work bears the unmistakable stamp of genius. | leave, put She left her stamp on the school.

PREP. ~ of the stamp of authority