v.
Pronunciation: ' tamp
Function: transitive verb
Etymology: probably back-formation from obsolete tampion, tampin plug, from Middle English, from Middle French tapon, tampon, of Germanic origin; akin to Old High German zapho tap ― more at TAP
Date: 1834
1 : to drive in or down by a succession of light or medium blows < tamp wet concrete>
2 : to put a check on : REDUCE , LESSEN < tamp down rumors>
– tamp · er noun