The Collaborative International Dictionary of English v.0.48:
cul \cul\ n. a contraction of cul-de-sac. Syn: cul de sac, deadend. [WordNet 1.5]WordNet (r) 3.0 (2006):
cul n 1: a passage with access only at one end [syn: cul, cul de sac, dead end]The Free On-line Dictionary of Computing (19 January 2023):
CUL"See you later". (1997-12-01)