WordWeb Online

1. Fit in well or harmonize
   "This flavour will blend in with those in your dish";
   - blend, go
    
2. Cause (something) to be mixed with (something else)
   "At this stage of making the cake, blend in the nuts";
   - mix in

Derived forms: blending in, blended in, blends in

Type of: accord, agree, blend, coalesce, combine, commingle, concord, conflate, consort, fit in, flux, fuse, harmonise [Brit], harmonize, immix, meld, merge, mix