- to come together in large numbers; to gather people or things together in large numbers (+ adv./prep.) Demonstrators had massed outside the embassy. Dark clouds massed on the horizon. mass somebody/something The general massed his troops for a final attack.
- adjective the massed ranks of his political opponents
NAmE//mæs//[intransitive, transitive]Verb Forms present simple I / you / we / they mass
he / she / it masses
past simple massed
-ing form massing
massedjump to other results