a person or thing that looks like or closely resembles another; double.
2.
a compatible:
The leading brand of computer was expensive so they bought cheap look-alikes.
3.
a pill or capsule that contains nonprescription stimulants, as caffeine and ephedrine, but is made to appear like one containing illegal or prescription stimulants, as amphetamine or biphetamine.
adjective
4.
being or characteristic of a look-alike.
Also, lookalike.
Origin
1945-50; noun use of verb phrase look alike
Examples from the web for look-alike
Previous researchers had provided lists of similar-sounding and look-alike words, but their methods were unscientific.
He is now represented on a new postage stamp, the subject of a look-alike contest and featured in an exhibit in the museum.
Word Origin and History for look-alike
n.
"someone who closely resembles another," 1937, American English, from look (v.) + alike.
Slang definitions & phrases for look-alike
look-alike
noun
A person who closely resembles another; dead ringer, double: Barratt had an interview with his noted look-alike(1947+)
A compatible machine: an IBM PC look-alike(1980s+ Computer)