Definition of under an alias
- He was traveling under an alias.
: in or into a position below or beneath something
: below or short of some quantity, level, or limit
: in or into a condition of subjection, subordination, or unconsciousness
: below or beneath so as to be overhung, surmounted, covered, protected, or concealed by
: subject to the authority, control, guidance, or instruction of
: receiving or undergoing the action or effect of
: lying or placed below, beneath, or on the ventral side
: facing or protruding downward
: lower in rank or authority : subordinate
: otherwise called : otherwise known as
: an assumed or additional name that a person (such as a criminal) sometimes uses
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