#1 portion n. [part, component part, component, constituent] something determined in relation to something that includes it; "he wanted to feel a part of something bigger than himself"; "I read a portion of the manuscript"; "the smaller component is hard to reach"; "the animal constituent of plankton". wn
#2 portion n. [part] something less than the whole of a human artifact; "the rear part of the house"; "glue the two parts together". wn
#3 portion n. [parcel, share] the allotment of some amount by dividing something; "death gets more than its share of attention from theologians". wn
#4 portion n. [share, part, percentage] assets belonging to or due to or contributed by an individual person or group; "he wanted his share in cash". wn
#5 portion v. [assign, allot] give out; "We were assigned new uniforms". wn
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