Definition of harvard crimson
1
: a moderate red that is slightly darker than cerise, darker than claret, darker, very slightly bluer, and less strong than average strawberry (see strawberry 2a), and bluer and very slightly darker than Turkey red — called also
jockey
2
of textiles
: a deep purplish red that is redder and paler than hollyhock or magenta (see magenta 2a) and stronger and slightly bluer and lighter than American beauty
