noun

a large piece of woollen or similar material used as a covering on a bed or elsewhere for warmth.

I slept on the ground covered by my blanket

cover,covering,rug,afghan,quilt,eiderdown,duvet,bedcover,bedspread,throw-over,bedclothes,throw,spread,kaross,serape,coverlet,counterpane

adjective

covering all cases or instances; total and inclusive.

a blanket ban on tobacco advertising

wholesale,across the board,outright,indiscriminate,overall,general,mass,umbrella,inclusive,all-inclusive,all-round,sweeping,total,complete,comprehensive,thorough,extensive,wide-ranging,far-reaching,large-scale,widespread,universal,global,worldwide,international,nationwide,countrywide,coast-to-coast,company-wide

verb

cover completely with a thick layer of something.

the countryside was blanketed in snow

cover,coat,carpet,overlay,overlie,overspread,extend over,cap,top,crown,conceal,obscure,blot out,hide,mask,cloud,cloak,veil,shroud,swathe,envelop,submerge,surround,mantle,enshroud