| Term | Definition |
| gargantuan | of tremendous size or volume |
| gauche | lacking social experience or grace , not tactful , crudely made or done |
| gavel | (1)hammer like tool , mallet (2)rent or tribute in medieval england (3)to bring or force by use of a gavel He gaveled the audience to silence |
| generic | (1) of a whole class , kind or group (2) not having a brand name : generic soap |
| genuflect | (1) to be servile , obedient or respectful (2) to bend the knees as in worship |
| germane | being relevant and appropriate |
| gingerly | very cautious or careful |
| glean | (1) to gather grain left behind by reapers (2) to gradually collect ( facts , etc ) |
| glitch | a minor malfunction or error that causes temporary set back |
| gluttonous | (1) given to or marked by gluttony or greed (2) indulging in something in excess |
| gossamer | something light , delicate , or insubstantial |
| gourmet | a connoisseur of food and drink |
| gratis | free of charge |
| gratuitous | (1) given unearned or without recompense , costing nothing (2) unsolicited , not called for by the circumstances |
| gravid | pregnant with or full of something |
| grovel | (1) to creep with the face to the ground (2) to lower oneself to please another |