v.tr. (-ies, -ied) 1 go with; escort, attend. 2 (usu. in passive; foll. by with, by) a be done or found with; supplement (speech accompanied with gestures). b have as a result (pills accompanied by side effects). 3 Mus. support or partner with accompaniment.
[ ME f. F accompagner f. à to + OF compaing COMPANION(1): assim. to COMPANY ]