from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To understand; perceive.
- v. To receive; undertake; get at; find out.
- v. To get less than expected or due.
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To get under or beneath; also, to understand.
from The Century Dictionary and Cyclopedia
- To understand; perceive.
From Middle English undergeten, undergiten, underȝiten, from Old English underġietan ("to note, mark, understand, perceive"), equivalent to under- + get. (Wiktionary)