Hem (h&ebreve_;m), pron. [OE., fr. AS. him, heom, dative pl. of. hē he. See He, They.] Them [Obs.] Chaucer.
[1913 Webster]

Hem, n. An utterance or sound of the voice, hem or hm, often indicative of hesitation or doubt, sometimes used to call attention. “His morning hems.” Spectator.
[1913 Webster]

Hem, n. [AS. hem, border, margin; cf. Fries. hämel, Prov. G. hammel hem of mire or dirt.] 1. The edge or border of a garment or cloth, doubled over and sewed, to strengthen it and prevent raveling.
[1913 Webster]

2. Border; edge; margin. “Hem of the sea.” Shak.
[1913 Webster]

3. A border made on sheet-metal ware by doubling over the edge of the sheet, to stiffen it and remove the sharp edge.
[1913 Webster]