Definition of compact:
a small cosmetics case with a mirror; to be carried in a woman's purse
a signed written agreement between two or more parties (nations) to perform some action
a small and economical car
have the property of being packable or of compacting easily; "This powder compacts easily"; "Such odd-shaped items do not pack well"
compress into a wad; "wad paper into the box"
make more compact by or as if by pressing; "compress the data"
squeeze or press together; "she compressed her lips"; "the spasm contracted the muscle"
closely and firmly united or packed together; "compact soil"; "compact clusters of flowers"
having a short and solid form or stature; "a wrestler of compact build"; "he was tall and heavyset"; "stocky legs"; "a thickset young man"
briefly giving the gist of something; "a short and compendious book"; "a compact style is brief and pithy"; "succinct comparisons"; "a summary formulation of a wide-ranging subject"