Well, the vikings used to name their weapons
Viking Weapons with names:
Swords:
Bastarðr ('bastard')
Brynjubítr ('byrnie-biter') (Sturlunga Saga I, p. 450)
Dragvandill (etym. unc.)
Fetbreiðr ('foot-broad'; 'foot' as in unit of measure)
Fjôrsváfi (acc.) (Life-taker?)
Fótbítr ('foot-biter, leg-biter')
Gamlanautr (Gamli's 'gift')
Grásíða (Grey-side)
Grettisnautr (Grettir's 'gift')
Gunnlogi (War-flame, Battle-blaze)
Hneitir (exact sense uncertain, but something like 'Thruster, Cutter')
Hvítingr (White-One)
Jarðhússnautr ('Gift' of an Underground Room/Passage; it was taken from one)
Jôkulsnautr (Jôkull's 'gift')
Kársnautr (Kárr's 'gift')
Kettlingr ('kitten') (Sturlunga Saga I, p. 452)
Kvernbítr (Quern-biter)
Lang (Long)
Laufi (apparently from 'leaf')
Leggbítr (Leg-biter)
Naðr (Adder)
Níðingr ('villain, truce-breaker') (Sturlunga Saga I, p. 453)
Skrýmir (etym. unc., but perhaps Large-One; also the name of a giant)
Skôfnungr (Shin-bone)
Sniðill (Pruning-knife)
Sætarspillir ('truce-spiller, peace-breaker') (Sturlunga Saga I, p. 453)
Tumanautr (Tumi's 'gift')
Tyrfingr (from 'a resinous fir-tree'; the sword is magical and is said to be sheathed in flame) unfortunately cursed, and causes ultimately death to its owner and its kind.
Ættartangi (apparently Family-tang, as in 'tang of a sword')
Ølvisnautr (Ølvir's 'gift')
AXES
Droplaugar ('drip-water') (Sturlunga Saga I, p. 450)
Hel (This is the name of the giantess who was goddess of death. The word may also be used to simply mean 'death' or hell). (Snorri Sturluson, "Magnúss saga góða", ch. 28)
Himintelgja ('heaven-scraper') (Sturlunga Saga I, p. 451)
Hjalti (This axe-name is apparently from hjalt 'pommel of a sword; cross-guard of a sword'.) (Landnámabák, ch. 55.)
Hlôkk (This is the name of one of the Valkyries. It may be related to hlakka 'to cry, to scream (as an eagle); to rejoice'.
Randgríð (This is also the name of one of the Valkyries. The name is from Old Norse rônd 'a rim, a border', used poetically to mean 'a shield', and , 'frantic eagerness'. There is also a giantess named Gríðr. The combination hence means something like 'shield-hungry'.)
Rimmugýgr ('Battle-hag'). (Brennu-Njáls saga, ch. 45.)
Saxa (This is the name of a giantess; it is also a feminine form of sax 'a sword'.) (Cleasby, R., G. Vigfusson, & W. Craigie, An Icelandic-English Dictionary. Oxford: At the University Press, 1975)
Skaði (This is also the name of a giantess/goddess. The name is identical with the masculine noun skaði 'scathe, harm, damage'.) (Cleasby, R., G. Vigfusson, & W. Craigie, An Icelandic-English Dictionary. Oxford: At the University Press, 1975)
Steinsnautr ('Steinn's gift') (Sturlunga Saga I, p. 454)
Stjarna ('star') (Sturlunga Saga I, p. 454)
Svartleggja ('black-legs; black-hafted') (Sturlunga Saga II, p. 508)
Sveðja ('glancer') (Sturlunga Saga I, p. 454)
Tjald-sperra ('tent-spar') (Sturlunga Saga I, p. 455)
SPEARS
Grásíða ('grey-side', reforged from the sword of the same name)
Vigr ('spear'; the word is poetic, the common word for 'spear' being spjót)