(1):

(a.) Immersed; buried; hid; sunk.

(2):

(v. t.) To engage deeply; to engross the attention of; to involve; to overhelm.

(3):

(v. t.) To plunge into anything that surrounds or covers, especially into a fluid; to dip; to sink; to bury; to immerge.

(4):

(v. t.) To baptize by immersion.