1. to study hard.
|Gale Middleton 1 37: It’s all owing to your grubbing so much in your study, and poking and poring over those plaguy books.|
|Amherst Indicator in(1856) I 233: I can grub out a lesson in Latin or mathematics as well as the best of them.|
|College Words (rev. edn) 255: Hobbies are used by some students in translating Latin, Greek, and other languages, who from this reason are said to ride, in contradistinction to others who learn their lessons by study, who are said to dig or grub.|
|Willoughby Captains (1887) 76: ‘Gully's no good as master of a house; he's always grubbing over his books’.|
|DN II:i 40: grub, v. Equivalent of to bone or to grind.‘College Words and Phrases’ in|
|Hand-made Fables 113: [He] decided to chop on the Money-Grubbing.|
|Disinherited 196: I did know many clerks who had grubbed for years without getting anywhere.|
|USA Confidential 1: We grub for fifty-cent dollars which are snatched away from us by the talons of an insatiable horde of harpies.|
|Current Sl. I:4 1/2: Grub, v. To study very hard.|
2. to kiss passionately.
|Current Sl. I:3 3/2: Grub, v. To kiss; to pet.|
|Campus Sl. Mar. 4: grub – to kiss passionately.|
|Campus Sl. Fall 5: grub – kiss someone excessively (especially in public).|
|College Sl. Research Project (Cal. State Poly. Uni., Pomona) [Internet] Grub (verb) To kiss, pet, pet heavily; to make out.|
3. to have sexual intercourse.
|Current Sl. I:3 3/2: Grub, v. [...] to have sexual intercourse.|
|Campus Sl. Mar. 3: grubbin’ – any type of sexual activity: Let’s get drunk and grub.|
|Sl. and Sociability 41: Additional examples can be found in many subject areas, particularly in terms for [...] sex (boff, bong, bonk, bop, bump uglies, grub, and pork).|