[f. ACCOMPANY + -ER1.] He who, or that which, accompanies.
[1755. In Johnson as a Dictionary word.]
1823. Lamb, Elia, 436. Dear, cracked spinnet of dearer Louisa! thou thin accompanier of her thinner warble.
1834. Perronet Thompson, Exerc. (1842), III. 33. He would then be prepared to come out as an accompanier of the voice.