Definitions containing the term level at/against

What does level at/against mean?

KAD	Community » Educational
WAHT	Business » General
B-CAP	Community » Non-Profit Organizations
@NER8	Internet » Chat
ULJ	Academic & Science » Meteorology
ITLD	Computing » General
DATY	Community
HAVEN	Community » Law
HILV	Governmental » Military
VQL	Academic & Science » Physics
FWHP	Academic & Science » Electronics
LLTV	Governmental » Military
SIGNAL	Medical » Veterinary
FADA	Miscellaneous » Unclassified
RRRAUL	Governmental » Environmental
BRAVE	Community
LVLT	Business » NASDAQ Symbols
WLSG	Governmental » US Government
WLSG	Internet
WLSG	Computing » General
JAPAN	Miscellaneous » Funnies
FNPG	Community » Non-Profit Organizations
WLSG	Governmental » Military
PAM5	Computing » Networking
CATO	Miscellaneous » Unclassified