mass

1a :  a quantity or aggregate of matter usually of considerable sizeb (1) :  expanse, bulk (2) :  massive quality or effect (3) :  the main part or body the great mass of the continent is buried under an ice cap — Walter Sullivan (4) :  aggregate, whole men in the massc :  the property of a body that is a measure of its inertia and that is commonly taken as a measure of the amount of material it contains and causes it to have weight in a gravitational field

2 :  a large quantity, amount, or number a mass of material

3a :  a large body of persons in a group a mass of spectatorsb :  the great body of the people as contrasted with the elite —often used in plural the underprivileged and disadvantaged masses — C. A. Buss

:  to form or collect into a mass

:  to assemble in a mass three thousand students had massed in the plaza — A. E. Neville

1a :  of or relating to the mass of the people mass market; also :  being one of or at one with the mass :  average mass manb :  participated in by or affecting a large number of individuals mass destructionc :  having a large-scale character mass plantings of tulips

2 :  viewed as a whole :  total the mass effect of a design

Massachusetts

1 :  a large quantity or number A great mass of people pushed through the gate.

2 :  an amount of something that holds or clings together a mass of clouds

3 :  large size :  bulk an elephant's huge mass

4 :  the principal part :  main body The great mass of voters supported change.

5 masses plural :  the body of ordinary or common people She was a hero to the masses.

:  to collect into a large body … the population massed itself and moved toward the river … — Mark Twain, Tom Sawyer

:  a religious service in which communion is celebrated

1:  the property of a body that is a measure of its inertia, that is commonly taken as a measure of the amount of material it contains, that causes it to have weight in a gravitational field, and that along with length and time constitutes one of the fundamental quantities on which all physical measurements are based

2:  a homogeneous pasty mixture compounded for making pills, lozenges, and plasters blue mass

:  an aggregation of usually similar things (as assets in a succession) considered as a whole

:  participated in by or affecting a large number of individuals mass insurance underwriting mass tort litigation