1 siga
1. að, = sígá; þá sigaði svá at honum (‘it sank over him,’ i. e. he fainted away) … ok lá náliga milli heims ok helju, Grett. 85 new Ed.
2 siga
2. að, to excite dogs by shouting rrr! siga or siga hundum, Fas. i. 88, Art., Mag. 64, see Gramm. p. xxviii.